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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>Reads the currently executed file (a phar) and registers its manifest</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.loadphar.html">Phar::loadPhar</a></div> <div class="next" style="text-align: right; float: right;"><a href="phar.mount.html">Phar::mount</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.mapphar" class="refentry"> <div class="refnamediv"> <h1 class="refname">Phar::mapPhar</h1> <p class="verinfo">(PECL phar:1.0.0-1.2.1)</p><p class="refpurpose"><span class="refname">Phar::mapPhar</span> — <span class="dc-title">Reads the currently executed file (a phar) and registers its manifest</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><b><b>Phar::mapPhar</b></b></span> ([ <span class="methodparam"><span class="type">string</span> <tt class="parameter">$alias</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$dataoffset</tt></span> ]] )</div> <p class="para rdfs-comment"> This static method can only be used inside a Phar archive's loader stub in order to initialize the phar when it is directly executed, or when it is included in another script. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">alias</tt></i></span> <dd> <p class="para"> The alias that can be used in <i>phar://</i> URLs to refer to this archive, rather than its full path. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">dataoffset</tt></i></span> <dd> <p class="para"> Unused variable, here for compatibility with PEAR's PHP_Archive. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 errors"> <h3 class="title">Errors/Exceptions</h3> <p class="para"> <a href="class.PharException.html" class="classname">PharException</a> is thrown if not called directly within PHP execution, if no __HALT_COMPILER(); token is found in the current source file, or if the file cannot be opened for reading. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 A <b>Phar::mapPhar()</b> example</b></p> <div class="example-contents"><p> mapPhar should be used only inside a phar's loader stub. Use loadPhar to load an external phar into memory. </p></div> <div class="example-contents"><p> Here is a sample Phar loader stub that uses mapPhar. </p></div> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">function </span><span style="color: #0000BB">__autoload</span><span style="color: #007700">(</span><span style="color: #0000BB">$class</span><span style="color: #007700">)<br />{<br /> include </span><span style="color: #DD0000">'phar://me.phar/' </span><span style="color: #007700">. </span><span style="color: #0000BB">str_replace</span><span style="color: #007700">(</span><span style="color: #DD0000">'_'</span><span style="color: #007700">, </span><span style="color: #DD0000">'/'</span><span style="color: #007700">, </span><span style="color: #0000BB">$class</span><span style="color: #007700">) . </span><span style="color: #DD0000">'.php'</span><span style="color: #007700">;<br />}<br />try {<br /> </span><span style="color: #0000BB">Phar</span><span style="color: #007700">::</span><span style="color: #0000BB">mapPhar</span><span style="color: #007700">(</span><span style="color: #DD0000">'me.phar'</span><span style="color: #007700">);<br /> include </span><span style="color: #DD0000">'phar://me.phar/startup.php'</span><span style="color: #007700">;<br />} catch (</span><span style="color: #0000BB">PharException $e</span><span style="color: #007700">) {<br /> echo </span><span style="color: #0000BB">$e</span><span style="color: #007700">-></span><span style="color: #0000BB">getMessage</span><span style="color: #007700">();<br /> die(</span><span style="color: #DD0000">'Cannot initialize Phar'</span><span style="color: #007700">);<br />}<br />__HALT_COMPILER();</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.loadphar.html" class="function" rel="rdfs-seeAlso">Phar::loadPhar()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="phar.loadphar.html">Phar::loadPhar</a></div> <div class="next" style="text-align: right; float: right;"><a href="phar.mount.html">Phar::mount</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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