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<div class="title">StringUtils.hpp</div> </div>
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<a href="_string_utils_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Copyright © 2020 Arm Ltd. All rights reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// SPDX-License-Identifier: MIT</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160; </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160; </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#include &lt;sstream&gt;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &lt;algorithm&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="_exceptions_8hpp.html">armnn/Exceptions.hpp</a>&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearmnn.html">armnn</a></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;{</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html"> 17</a></span>&#160;<span class="keyword">namespace </span>stringUtils</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;{</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment">/// Function to take a string and a list of delimiters and split the string into tokens based on those delimiters</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment">/// This assumes that tokens are also to be split by newlines</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment">/// Enabling tokenCompression merges adjacent delimiters together, preventing empty tokens</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#a25545ea8edf6a26c00077b01294beac5"> 23</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> std::vector&lt;std::string&gt; <a class="code" href="namespacearmnn_1_1string_utils.html#a25545ea8edf6a26c00077b01294beac5">StringTokenizer</a>(<span class="keyword">const</span> std::string&amp; str,</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>* delimiters,</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; <span class="keywordtype">bool</span> tokenCompression = <span class="keyword">true</span>)</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;{</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; std::stringstream stringStream(str);</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; std::string line;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; std::vector&lt;std::string&gt; tokenVector;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <span class="keywordflow">while</span> (std::getline(stringStream, line))</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; std::size_t prev = 0;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; std::size_t pos;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="keywordflow">while</span> ((pos = line.find_first_of(delimiters, prev)) != std::string::npos)</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; {</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="comment">// Ignore adjacent tokens</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keywordflow">if</span> (pos &gt; prev)</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; {</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; tokenVector.push_back(line.substr(prev, pos - prev));</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; }</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="comment">// Unless token compression is disabled</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!tokenCompression)</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; {</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; tokenVector.push_back(line.substr(prev, pos - prev));</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; }</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; prev = pos + 1;</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; }</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">if</span> (prev &lt; line.length())</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; {</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; tokenVector.push_back(line.substr(prev, std::string::npos));</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; }</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keywordflow">return</span> tokenVector;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;}</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment">// Set of 3 utility functions for trimming std::strings</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment">// Default char set for common whitespace characters</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment">/// Trim from the start of a string</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#a75bfc700216c06b0bd3f18a1b76557fd"> 62</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> std::string&amp; <a class="code" href="namespacearmnn_1_1string_utils.html#a75bfc700216c06b0bd3f18a1b76557fd">StringStartTrim</a>(std::string&amp; str, <span class="keyword">const</span> std::string&amp; chars = <span class="stringliteral">&quot;\t\n\v\f\r &quot;</span>)</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;{</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; str.erase(0, str.find_first_not_of(chars));</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;}</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="comment">/// Trim for the end of a string</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#af3c7e90dcbf458839d5f29a2de5e5b84"> 71</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> std::string&amp; <a class="code" href="namespacearmnn_1_1string_utils.html#af3c7e90dcbf458839d5f29a2de5e5b84">StringEndTrim</a>(std::string&amp; str, <span class="keyword">const</span> std::string&amp; chars = <span class="stringliteral">&quot;\t\n\v\f\r &quot;</span>)</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;{</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; str.erase(str.find_last_not_of(chars) + 1);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> str;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;}</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment">/// Trim from both the start and the end of a string</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#a82f9a7bc67a73038152150b59c7aa261"> 80</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> std::string&amp; <a class="code" href="namespacearmnn_1_1string_utils.html#a82f9a7bc67a73038152150b59c7aa261">StringTrim</a>(std::string&amp; str, <span class="keyword">const</span> std::string&amp; chars = <span class="stringliteral">&quot;\t\n\v\f\r &quot;</span>)</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;{</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespacearmnn_1_1string_utils.html#a75bfc700216c06b0bd3f18a1b76557fd">StringStartTrim</a>(<a class="code" href="namespacearmnn_1_1string_utils.html#af3c7e90dcbf458839d5f29a2de5e5b84">StringEndTrim</a>(str, chars), chars);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;}</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="comment">/// Trim from both the start and the end of a string, returns a trimmed copy of the string</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#ad82ac467a0a93e0e1e48ea7337199e2b"> 88</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> std::string <a class="code" href="namespacearmnn_1_1string_utils.html#ad82ac467a0a93e0e1e48ea7337199e2b">StringTrimCopy</a>(<span class="keyword">const</span> std::string&amp; str, <span class="keyword">const</span> std::string&amp; chars = <span class="stringliteral">&quot;\t\n\v\f\r &quot;</span>)</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;{</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; std::string strCopy = str;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespacearmnn_1_1string_utils.html#a75bfc700216c06b0bd3f18a1b76557fd">StringStartTrim</a>(<a class="code" href="namespacearmnn_1_1string_utils.html#af3c7e90dcbf458839d5f29a2de5e5b84">StringEndTrim</a>(strCopy, chars), chars);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;}</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="comment">/// Takes a vector of strings and concatenates them together into one long std::string with an optional</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="comment">/// seperator between each.</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#ad5a6f63805c2ed95034fdf2f8dc91fd2"> 96</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> std::string <a class="code" href="namespacearmnn_1_1string_utils.html#ad5a6f63805c2ed95034fdf2f8dc91fd2">StringConcat</a>(<span class="keyword">const</span> std::vector&lt;std::string&gt;&amp; strings, std::string seperator = <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;{</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; std::stringstream ss;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span> <span class="keywordtype">string</span> : strings)</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; ss &lt;&lt; <span class="keywordtype">string</span> &lt;&lt; seperator;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keywordflow">return</span> ss.str();</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;}</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="comment">/// Iterates over a given str and replaces all instance of substring oldStr with newStr</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#a4d846a2c84e89c81b5ccc20119a466dd"> 109</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacearmnn_1_1string_utils.html#a4d846a2c84e89c81b5ccc20119a466dd">StringReplaceAll</a>(std::string&amp; str,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keyword">const</span> std::string&amp; oldStr,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keyword">const</span> std::string&amp; newStr)</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;{</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; std::string::size_type pos = 0u;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">while</span> ((pos = str.find(oldStr, pos)) != std::string::npos)</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; {</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; str.replace(pos, oldStr.length(), newStr);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; pos += newStr.length();</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;}</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<span class="comment">/// Converts a string to bool.</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;<span class="comment">/// Accepts &quot;true&quot;, &quot;false&quot; (case-insensitive) and numbers, 1 (true) or 0 (false).</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;<span class="comment">/// \param s String to convert to bool</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;<span class="comment">/// \param throw_on_error Bool variable to suppress error if conversion failed (Will return false in that case)</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="comment">/// \return bool value</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;<span class="comment">///</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="namespacearmnn_1_1string_utils.html#a9a85377a37e25f2dd47a4a922691d54c"> 129</a></span>&#160;<span class="comment"></span><span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="namespacearmnn_1_1string_utils.html#a9a85377a37e25f2dd47a4a922691d54c">StringToBool</a>(<span class="keyword">const</span> std::string&amp; s, <span class="keywordtype">bool</span> throw_on_error = <span class="keyword">true</span>)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;{</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="comment">// in case of failure to convert returns false</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keyword">auto</span> result = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="comment">// isstringstream fails if parsing didn&#39;t work</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; std::istringstream is(s);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="comment">// try integer conversion first. For the case s is a number</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; is &gt;&gt; result;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">if</span> (is.fail())</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; {</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="comment">// transform to lower case to make case-insensitive</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; std::string s_lower = s;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; std::transform(s_lower.begin(),</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; s_lower.end(),</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; s_lower.begin(),</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; [](<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> c){ return std::tolower(c); });</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; is.str(s_lower);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <span class="comment">// try boolean -&gt; s=&quot;false&quot; or &quot;true&quot;</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; is.clear();</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; is &gt;&gt; std::boolalpha &gt;&gt; result;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; }</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">if</span> (is.fail() &amp;&amp; throw_on_error)</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; {</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordflow">throw</span> <a class="code" href="classarmnn_1_1_invalid_argument_exception.html">armnn::InvalidArgumentException</a>(s + <span class="stringliteral">&quot; is not convertable to bool&quot;</span>);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; }</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;}</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;} <span class="comment">// namespace stringUtils</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;} <span class="comment">// namespace armnn</span></div>
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<div class="ttc" id="anamespacearmnn_1_1string_utils_html_a75bfc700216c06b0bd3f18a1b76557fd"><div class="ttname"><a href="namespacearmnn_1_1string_utils.html#a75bfc700216c06b0bd3f18a1b76557fd">armnn::stringUtils::StringStartTrim</a></div><div class="ttdeci">std::string &amp; StringStartTrim(std::string &amp;str, const std::string &amp;chars=&quot;\t\n\v\f\r &quot;)</div><div class="ttdoc">Trim from the start of a string.</div><div class="ttdef"><b>Definition:</b> <a href="_string_utils_8hpp_source.html#l00062">StringUtils.hpp:62</a></div></div>
<div class="ttc" id="anamespacearmnn_1_1string_utils_html_ad5a6f63805c2ed95034fdf2f8dc91fd2"><div class="ttname"><a href="namespacearmnn_1_1string_utils.html#ad5a6f63805c2ed95034fdf2f8dc91fd2">armnn::stringUtils::StringConcat</a></div><div class="ttdeci">std::string StringConcat(const std::vector&lt; std::string &gt; &amp;strings, std::string seperator=&quot;&quot;)</div><div class="ttdoc">Takes a vector of strings and concatenates them together into one long std::string with an optional s...</div><div class="ttdef"><b>Definition:</b> <a href="_string_utils_8hpp_source.html#l00096">StringUtils.hpp:96</a></div></div>
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<div class="ttc" id="anamespacearmnn_1_1string_utils_html_ad82ac467a0a93e0e1e48ea7337199e2b"><div class="ttname"><a href="namespacearmnn_1_1string_utils.html#ad82ac467a0a93e0e1e48ea7337199e2b">armnn::stringUtils::StringTrimCopy</a></div><div class="ttdeci">std::string StringTrimCopy(const std::string &amp;str, const std::string &amp;chars=&quot;\t\n\v\f\r &quot;)</div><div class="ttdoc">Trim from both the start and the end of a string, returns a trimmed copy of the string.</div><div class="ttdef"><b>Definition:</b> <a href="_string_utils_8hpp_source.html#l00088">StringUtils.hpp:88</a></div></div>
<div class="ttc" id="anamespacearmnn_1_1string_utils_html_a82f9a7bc67a73038152150b59c7aa261"><div class="ttname"><a href="namespacearmnn_1_1string_utils.html#a82f9a7bc67a73038152150b59c7aa261">armnn::stringUtils::StringTrim</a></div><div class="ttdeci">std::string &amp; StringTrim(std::string &amp;str, const std::string &amp;chars=&quot;\t\n\v\f\r &quot;)</div><div class="ttdoc">Trim from both the start and the end of a string.</div><div class="ttdef"><b>Definition:</b> <a href="_string_utils_8hpp_source.html#l00080">StringUtils.hpp:80</a></div></div>
<div class="ttc" id="aclassarmnn_1_1_invalid_argument_exception_html"><div class="ttname"><a href="classarmnn_1_1_invalid_argument_exception.html">armnn::InvalidArgumentException</a></div><div class="ttdef"><b>Definition:</b> <a href="_exceptions_8hpp_source.html#l00080">Exceptions.hpp:80</a></div></div>
<div class="ttc" id="anamespacearmnn_1_1string_utils_html_af3c7e90dcbf458839d5f29a2de5e5b84"><div class="ttname"><a href="namespacearmnn_1_1string_utils.html#af3c7e90dcbf458839d5f29a2de5e5b84">armnn::stringUtils::StringEndTrim</a></div><div class="ttdeci">std::string &amp; StringEndTrim(std::string &amp;str, const std::string &amp;chars=&quot;\t\n\v\f\r &quot;)</div><div class="ttdoc">Trim for the end of a string.</div><div class="ttdef"><b>Definition:</b> <a href="_string_utils_8hpp_source.html#l00071">StringUtils.hpp:71</a></div></div>
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<div class="ttc" id="anamespacearmnn_html"><div class="ttname"><a href="namespacearmnn.html">armnn</a></div><div class="ttdoc">Copyright (c) 2021 ARM Limited and Contributors.</div><div class="ttdef"><b>Definition:</b> <a href="01__00__quick__start_8dox_source.html#l00006">01_00_quick_start.dox:6</a></div></div>
<div class="ttc" id="anamespacearmnn_1_1string_utils_html_a25545ea8edf6a26c00077b01294beac5"><div class="ttname"><a href="namespacearmnn_1_1string_utils.html#a25545ea8edf6a26c00077b01294beac5">armnn::stringUtils::StringTokenizer</a></div><div class="ttdeci">std::vector&lt; std::string &gt; StringTokenizer(const std::string &amp;str, const char *delimiters, bool tokenCompression=true)</div><div class="ttdoc">Function to take a string and a list of delimiters and split the string into tokens based on those de...</div><div class="ttdef"><b>Definition:</b> <a href="_string_utils_8hpp_source.html#l00023">StringUtils.hpp:23</a></div></div>
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