ffs.html
来自「unix 下的C开发手册,还用详细的例程。」· HTML 代码 · 共 55 行
HTML
55 行
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --><title>ffs</title></head><body bgcolor=white><center><font size=2>The Single UNIX ® Specification, Version 2<br>Copyright © 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_000_005_032"> </a>NAME</h4><blockquote>ffs - find first set bit</blockquote><h4><a name = "tag_000_005_033"> </a>SYNOPSIS</h4><blockquote><pre><code>#include <<a href="strings.h.html">strings.h</a>>int ffs(int <i>i</i>);</code></pre></blockquote><h4><a name = "tag_000_005_034"> </a>DESCRIPTION</h4><blockquote>The<i>ffs()</i>function finds the first bit set (beginning with the least significant bit)and returns the index of that bit. Bits are numbered starting at one (theleast significant bit).</blockquote><h4><a name = "tag_000_005_035"> </a>RETURN VALUE</h4><blockquote>The<i>ffs()</i>function returns the index of the first bit set. If<i>i</i>is 0, then<i>ffs()</i>returns 0.</blockquote><h4><a name = "tag_000_005_036"> </a>ERRORS</h4><blockquote>No errors are defined.</blockquote><h4><a name = "tag_000_005_037"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_005_038"> </a>APPLICATION USAGE</h4><blockquote>None.</blockquote><h4><a name = "tag_000_005_039"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_005_040"> </a>SEE ALSO</h4><blockquote><i><a href="strings.h.html"><strings.h></a></i>.</blockquote><hr size=2 noshade><center><font size=2>UNIX ® is a registered Trademark of The Open Group.<br>Copyright © 1997 The Open Group<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]</font></center><hr size=2 noshade></body></html>⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?