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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>Sets which PHP errors are reported</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="function.error-log.html">error_log</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.restore-error-handler.html">restore_error_handler</a></div> <div class="up"><a href="ref.errorfunc.html">Error Handling Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.error-reporting" class="refentry"> <div class="refnamediv"> <h1 class="refname">error_reporting</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">error_reporting</span> — <span class="dc-title">Sets which PHP errors are reported</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><b><b>error_reporting</b></b></span> ([ <span class="methodparam"><span class="type">int</span> <tt class="parameter">$level</tt></span> ] )</div> <p class="para rdfs-comment"> The <b>error_reporting()</b> function sets the <a href="errorfunc.configuration.html#ini.error-reporting" class="link">error_reporting</a> directive at runtime. PHP has many levels of errors, using this function sets that level for the duration (runtime) of your script. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">level</tt></i></span> <dd> <p class="para"> The new <a href="errorfunc.configuration.html#ini.error-reporting" class="link">error_reporting</a> level. It takes on either a bitmask, or named constants. Using named constants is strongly encouraged to ensure compatibility for future versions. As error levels are added, the range of integers increases, so older integer-based error levels will not always behave as expected. </p> <p class="para"> The available error level constants are listed below. The actual meanings of these error levels are described in the <a href="errorfunc.constants.html" class="link">predefined constants</a>. <table border="5"> <caption><b><b>error_reporting()</b> level constants and bit values</b></caption> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">value</th> <th colspan="1">constant</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">1</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-error" class="link">E_ERROR</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">2</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-warning" class="link">E_WARNING</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">4</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-parse" class="link">E_PARSE</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">8</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-notice" class="link">E_NOTICE</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">16</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-core-error" class="link">E_CORE_ERROR</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">32</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-core-warning" class="link">E_CORE_WARNING</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">64</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-compile-error" class="link">E_COMPILE_ERROR</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">128</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-compile-warning" class="link">E_COMPILE_WARNING</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">256</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-user-error" class="link">E_USER_ERROR</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">512</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-user-warning" class="link">E_USER_WARNING</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">1024</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-user-error" class="link">E_USER_NOTICE</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">6143</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-all" class="link">E_ALL</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">2048</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-strict" class="link">E_STRICT</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">4096</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-recoverable-error" class="link">E_RECOVERABLE_ERROR</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">8192</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-deprecated-error" class="link">E_DEPRECATED</a> </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">16384</td> <td colspan="1" rowspan="1" align="left"> <a href="errorfunc.constants.html#errorfunc.constants.errorlevels.e-user-deprecated" class="link">E_USER_DEPRECATED</a> </td> </tr> </tbody> </colgroup> </table> </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the old <a href="errorfunc.configuration.html#ini.error-reporting" class="link">error_reporting</a> level. </p> </div> <div class="refsect1 changelog"> <h3 class="title">ChangeLog</h3> <p class="para"> <table class="informaltable"> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Version</th> <th colspan="1">Description</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">5.0.0</td> <td colspan="1" rowspan="1" align="left"><b><tt>E_STRICT</tt></b> introduced (not part of <b><tt>E_ALL</tt></b>).</td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">5.2.0</td> <td colspan="1" rowspan="1" align="left"><b><tt>E_RECOVERABLE_ERROR</tt></b> introduced.</td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">5.3.0</td> <td colspan="1" rowspan="1" align="left"><b><tt>E_DEPRECATED</tt></b> and <b><tt>E_USER_DEPRECATED</tt></b> introduced.</td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">6</td> <td colspan="1" rowspan="1" align="left"><b><tt>E_STRICT</tt></b> became part of <b><tt>E_ALL</tt></b>.</td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>error_reporting()</b> examples</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// Turn off all error reporting<br /></span><span style="color: #0000BB">error_reporting</span><span style="color: #007700">(</span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Report simple running errors<br /></span><span style="color: #0000BB">error_reporting</span><span style="color: #007700">(</span><span style="color: #0000BB">E_ERROR </span><span style="color: #007700">| </span><span style="color: #0000BB">E_WARNING </span><span style="color: #007700">| </span><span style="color: #0000BB">E_PARSE</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Reporting E_NOTICE can be good too (to report uninitialized<br />// variables or catch variable name misspellings ...)<br /></span><span style="color: #0000BB">error_reporting</span><span style="color: #007700">(</span><span style="color: #0000BB">E_ERROR </span><span style="color: #007700">| </span><span style="color: #0000BB">E_WARNING </span><span style="color: #007700">| </span><span style="color: #0000BB">E_PARSE </span><span style="color: #007700">| </span><span style="color: #0000BB">E_NOTICE</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Report all errors except E_NOTICE<br />// This is the default value set in php.ini<br /></span><span style="color: #0000BB">error_reporting</span><span style="color: #007700">(</span><span style="color: #0000BB">E_ALL </span><span style="color: #007700">^ </span><span style="color: #0000BB">E_NOTICE</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Report all PHP errors<br /></span><span style="color: #0000BB">error_reporting</span><span style="color: #007700">(</span><span style="color: #0000BB">E_ALL</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Same as error_reporting(E_ALL);<br /></span><span style="color: #0000BB">ini_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'error_reporting'</span><span style="color: #007700">, </span><span style="color: #0000BB">E_ALL</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <div class="warning"><b class="warning">Warning</b> <p class="simpara"> Most of <b><tt>E_STRICT</tt></b> errors are evaluated at the compile time thus such errors are not reported in the file where <a href="errorfunc.configuration.html#ini.error-reporting" class="link">error_reporting</a> is enhanced to include <b><tt>E_STRICT</tt></b> errors (and vice versa). </p> </div> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member">The <a href="errorfunc.configuration.html#ini.display-errors" class="link">display_errors</a> directive</li> <li class="member"><a href="function.ini-set.html" class="function" rel="rdfs-seeAlso">ini_set()</a></li> </ul> </p> 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