uTools-Manuals/docs/php/apd_set_session_trace.html
2019-04-28 19:00:34 +08:00

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<title>Starts the session debugging</title>
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<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.apd-set-session-trace" class="refentry">
<div class="refnamediv">
<h1 class="refname">apd_set_session_trace</h1>
<p class="verinfo">(PECL apd 0.2-0.4)</p><p class="refpurpose"><span class="refname">apd_set_session_trace</span> &mdash; <span class="dc-title">Starts the session debugging</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.apd-set-session-trace-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>apd_set_session_trace</strong></span>
( <span class="methodparam"><span class="type">int</span> <code class="parameter">$debug_level</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$dump_directory</code><span class="initializer"> = ini_get(&quot;apd.dumpdir&quot;)</span></span>
] ) : <span class="type"><span class="type void">void</span></span></div>
<p class="para rdfs-comment">
Starts debugging to <var class="filename">apd_dump_{process_id}</var> in the
dump directory.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.apd-set-session-trace-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">
debug_level</code></dt>
<dd>
<p class="para">由加上 <em>XXX_TRACE</em>
常量而形成的整数。</p><p class="para">不建议使用
<strong><code>MEMORY_TRACE</code></strong>。这会很慢且似乎不精确。
<strong><code>ASSIGNMENT_TRACE</code></strong> 还未被实现。</p><p class="para">要打开所有跟踪功能(TIMING, FUNCTIONS, ARGS SUMMARY (比如 strace -c)) 则使用 99 作为值。</p>
</dd>
<dt>
<code class="parameter">dump_directory</code></dt>
<dd>
<p class="para">
The directory in which the profile dump file is written. If not set,
the <em>apd.dumpdir</em> setting from the <var class="filename">php.ini</var> file is used.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.apd-set-session-trace-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
没有返回值。
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.apd-set-session-trace-examples">
<h3 class="title">范例</h3>
<p class="para">
<div class="example" id="example-438">
<p><strong>Example #1 <span class="function"><strong>apd_set_session_trace()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />apd_set_session_trace</span><span style="color: #007700">(</span><span style="color: #0000BB">99</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
</div>
</p>
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