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diff --git a/devdocs/c/io%2Fputs.html b/devdocs/c/io%2Fputs.html new file mode 100644 index 00000000..40c78ddb --- /dev/null +++ b/devdocs/c/io%2Fputs.html @@ -0,0 +1,40 @@ + <h1 id="firstHeading" class="firstHeading">puts</h1> <table class="t-dcl-begin"> <tr class="t-dsc-header"> <th> Defined in header <code><stdio.h></code> </th> <th> </th> <th> </th> </tr> <tr class="t-dcl"> <td class="t-dcl-nopad"> <pre data-language="c">int puts( const char* str );</pre> +</td> <td class="t-dcl-nopad"> </td> <td class="t-dcl-nopad"> </td> </tr> </table> <p>Writes every character from the null-terminated string <code>str</code> and one additional newline character <span class="st0">'<span class="es1">\n</span>'</span> to the output stream <code><a href="std_streams" title="c/io/std streams">stdout</a></code>, as if by repeatedly executing <code><a href="fputc" title="c/io/fputc">fputc</a></code>.</p> +<p>The terminating null character from <code>str</code> is not written.</p> +<h3 id="Parameters"> Parameters</h3> <table class="t-par-begin"> <tr class="t-par"> <td> str </td> <td> - </td> <td> character string to be written </td> +</tr> +</table> <h3 id="Return_value"> Return value</h3> <p>On success, returns a non-negative value.</p> +<p>On failure, returns <code><a href="../io" title="c/io">EOF</a></code> and sets the <i>error</i> indicator (see <code><a href="ferror" title="c/io/ferror">ferror()</a></code>) on <code>stream</code>.</p> +<h3 id="Notes"> Notes</h3> <p>The <code>puts</code> function appends the newline character to the output, while <code><a href="fputs" title="c/io/fputs">fputs</a></code> function does not.</p> +<p>Different implementations return different non-negative numbers: some return the last character written, some return the number of characters written (or <code><a href="../types/limits" title="c/types/limits">INT_MAX</a></code> if the string was longer than that), some simply return a non-negative constant.</p> +<p>A typical cause of failure for <code>puts</code> is running out of space on the file system, when <code><a href="std_streams" title="c/io/std streams">stdout</a></code> is redirected to a file.</p> +<h3 id="Example"> Example</h3> <div class="t-example"> <div class="c source-c"><pre data-language="c">#include <stdio.h> + +int main(void) +{ + int rc = puts("Hello World"); + + if (rc == EOF) + perror("puts()"); // POSIX requires that errno is set +}</pre></div> <p>Output:</p> +<div class="text source-text"><pre data-language="c">Hello World</pre></div> </div> <h3 id="References"> References</h3> <ul> +<li> C23 standard (ISO/IEC 9899:2023): </li> +<ul><li> 7.21.7.9 The puts function (p: TBD) </li></ul> +<li> C17 standard (ISO/IEC 9899:2018): </li> +<ul><li> 7.21.7.9 The puts function (p: TBD) </li></ul> +<li> C11 standard (ISO/IEC 9899:2011): </li> +<ul><li> 7.21.7.9 The puts function (p: 333) </li></ul> +<li> C99 standard (ISO/IEC 9899:1999): </li> +<ul><li> 7.19.7.10 The puts function (p: 299) </li></ul> +<li> C89/C90 standard (ISO/IEC 9899:1990): </li> +<ul><li> 7.9.7.10 The puts function </li></ul> +</ul> <h3 id="See_also"> See also</h3> <table class="t-dsc-begin"> <tr class="t-dsc"> <td> <div><a href="fputs" title="c/io/fputs"> <span class="t-lines"><span>fputs</span></span></a></div> </td> <td> writes a character string to a file stream <br> <span class="t-mark">(function)</span> </td> +</tr> <tr class="t-dsc"> <td> <div><a href="fprintf" title="c/io/fprintf"> <span class="t-lines"><span>printf</span><span>fprintf</span><span>sprintf</span><span>snprintf</span><span>printf_s</span><span>fprintf_s</span><span>sprintf_s</span><span>snprintf_s</span></span></a></div> +<div><span class="t-lines"><span><span class="t-mark-rev t-since-c99">(C99)</span></span><span><span class="t-mark-rev t-since-c11">(C11)</span></span><span><span class="t-mark-rev t-since-c11">(C11)</span></span><span><span class="t-mark-rev t-since-c11">(C11)</span></span><span><span class="t-mark-rev t-since-c11">(C11)</span></span></span></div> </td> <td> prints formatted output to <code><a href="std_streams" title="c/io/std streams">stdout</a></code>, a file stream or a buffer <br> <span class="t-mark">(function)</span> </td> +</tr> <tr class="t-dsc"> <td colspan="2"> <span><a href="https://en.cppreference.com/w/cpp/io/c/puts" title="cpp/io/c/puts">C++ documentation</a></span> for <code>puts</code> </td> +</tr> </table> <div class="_attribution"> + <p class="_attribution-p"> + © cppreference.com<br>Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.<br> + <a href="https://en.cppreference.com/w/c/io/puts" class="_attribution-link">https://en.cppreference.com/w/c/io/puts</a> + </p> +</div> |