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<title>Predefined Constants</title>
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<h1>Predefined Constants</h1>
<p class="simpara">
The constants below are defined by this extension, and
will only be available when the extension has either
been compiled into PHP or dynamically loaded at runtime.
</p>
<dl>
<dt>
<span class="term">
<strong><code>COUNTER_FLAG_PERSIST</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<span class="simpara">
A counter with this flag will be created as a persistent resource.
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_FLAG_SAVE</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<span class="simpara">
A counter with this flag will be saved between invocations of PHP.
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_FLAG_NO_OVERWRITE</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<span class="simpara">
This flag causes <span class="function"><a href="internals2.counter.function.counter-create.html" class="function">counter_create()</a></span> to avoid overwriting
an existing named counter with a new one.
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_META_NAME</code></strong>
(<span class="type"><a href="language.types.string.html" class="type string">string</a></span>)
</span>
<dd>
<span class="simpara">
Pass this constant to get the name of a counter resource or object.
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_META_IS_PERISTENT</code></strong>
(<span class="type"><a href="language.types.string.html" class="type string">string</a></span>)
</span>
<dd>
<span class="simpara">
Pass this constant to determine whether a counter resource or object is
persistent (has the <strong><code>COUNTER_FLAG_PERSIST</code></strong> flag).
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_RESET_NEVER</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<span class="simpara">
The counter will never be reset.
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_RESET_PER_LOAD</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<span class="simpara">
The counter will be reset on each invocation of PHP.
</span>
</dd>
</dt>
<dt>
<span class="term">
<strong><code>COUNTER_RESET_PER_REQUEST</code></strong>
(<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>)
</span>
<dd>
<span class="simpara">
The counter will be reset on each request.
</span>
</dd>
</dt>
</dl>
</div>
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