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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head> <meta name="generator" content= "HTML Tidy for Linux/x86 (vers 1 September 2005), see www.w3.org"> <title>strtod</title> <link href="../cppreference.css" rel="stylesheet" type="text/css"></head><body><table> <tr> <td> <div class="body-content"> <div class="header-box"> <a href="../index.html">cppreference.com</a> > <a href= "index.html">Standard C String and Character</a> > <a href= "strtod.html">strtod</a> </div> <div class="name-format"> strtod </div> <div class="syntax-name-format"> Syntax: </div> <pre class="syntax-box"> #include <stdlib.h> double strtod( const char *start, char **end );</pre> <p>The function strtod() returns whatever it encounters first in <em>start</em> as a double. <em>end</em> is set to point at whatever is left in <em>start</em> after that double. If overflow occurs, strtod() returns either <strong>HUGE_VAL</strong> or -<strong>HUGE_VAL</strong>.</p> <div class="related-name-format"> Related topics: </div> <div class="related-content"> <a href="atof.html">atof</a> </div> </div> </td> </tr> </table></body></html>
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