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POC++: std::string problem
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  1. POC++: std::string problem
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    copied!<p>I have this simple code:</p> <pre><code>#include &lt;iostream&gt; #include &lt;fstream&gt; using namespace std; int main(void) { ifstream in("file.txt"); string line; while (getline(in, line)) { cout &lt;&lt; line &lt;&lt; " starts with char: " &lt;&lt; line.at(0) &lt;&lt; " " &lt;&lt; (int) line.at(0) &lt;&lt; endl; } in.close(); return 0; } </code></pre> <p>which prints:</p> <pre><code> 0.000000 0.000000 0.010909 0.200000 starts with char: 32 A 0.023636 0.000000 0.014545 0.200000 starts with char: A 65 B 0.050909 0.000000 0.014545 0.200000 starts with char: B 66 C 0.078182 0.000000 0.014545 0.200000 starts with char: C 67 ... , 0.152727 0.400000 0.003636 0.200000 starts with char: , 44 &lt; 0.169091 0.400000 0.005455 0.200000 starts with char: &lt; 60 . 0.187273 0.400000 0.003636 0.200000 starts with char: . 46 &gt; 0.203636 0.400000 0.005455 0.200000 starts with char: &gt; 62 / 0.221818 0.400000 0.010909 0.200000 starts with char: / 47 ? 0.245455 0.400000 0.009091 0.200000 starts with char: ? 63 ¡ 0.267273 0.400000 0.005455 0.200000 starts with char: � -62 £ 0.285455 0.400000 0.012727 0.200000 starts with char: � -62 ¥ 0.310909 0.400000 0.012727 0.200000 starts with char: � -62 § 0.336364 0.400000 0.009091 0.200000 starts with char: � -62 © 0.358182 0.400000 0.016364 0.200000 starts with char: � -62 ® 0.387273 0.400000 0.018182 0.200000 starts with char: � -62 ¿ 0.418182 0.400000 0.009091 0.200000 starts with char: � -62 À 0.440000 0.400000 0.012727 0.200000 starts with char: � -61 Á 0.465455 0.400000 0.014545 0.200000 starts with char: � -61 </code></pre> <p>Strange... How can I get really the first character of the <code>string</code>?</p> <p>Thanks in advance!</p>
 

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