phar.canwrite.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Returns whether phar extension supports writing and creating phars</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="phar.cancompress.html">Phar::canCompress</a></div> <div class="next" style="text-align: right; float: right;"><a href="phar.compress.html">Phar::compress</a></div> <div class="up"><a href="class.Phar.html">Phar</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="phar.canwrite" class="refentry"> <div class="refnamediv"> <h1 class="refname">Phar::canWrite</h1> <p class="verinfo">(PECL phar:1.0.0-1.2.1)</p><p class="refpurpose"><span class="refname">Phar::canWrite</span> — <span class="dc-title">Returns whether phar extension supports writing and creating phars</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>Phar::canWrite</b></b></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> This static method determines whether write access has been disabled in the system php.ini via the <a href="phar.configuration.html#ini.phar.readonly" class="link">phar.readonly</a> ini variable. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> <b><tt>TRUE</tt></b> if write access is enabled, <b><tt>FALSE</tt></b> if it is disabled. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 A <b>Phar::canWrite()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">Phar</span><span style="color: #007700">::</span><span style="color: #0000BB">canWrite</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">file_put_contents</span><span style="color: #007700">(</span><span style="color: #DD0000">'phar://myphar.phar/file.txt'</span><span style="color: #007700">, </span><span style="color: #DD0000">'hi there'</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="phar.configuration.html#ini.phar.readonly" class="link">phar.readonly</a></li> <li class="member"><a href="phar.iswritable.html" class="function" rel="rdfs-seeAlso">Phar::isWritable()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="phar.cancompress.html">Phar::canCompress</a></div> <div class="next" style="text-align: right; float: right;"><a href="phar.compress.html">Phar::compress</a></div> <div class="up"><a href="class.Phar.html">Phar</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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