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<title>[49357] trunk/src/wp-includes/cron.php: Cron API: Improve the inline documentation for the args passed to the cron event scheduling functions.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/49357">49357</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/49357","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>johnbillion</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-10-28 18:35:14 +0000 (Wed, 28 Oct 2020)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Cron API: Improve the inline documentation for the args passed to the cron event scheduling functions.
Props chadreitsma, peterwilsoncc
Fixes <a href="https://core.trac.wordpress.org/ticket/51605">#51605</a></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludescronphp">trunk/src/wp-includes/cron.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpincludescronphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/cron.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/cron.php 2020-10-28 17:07:18 UTC (rev 49356)
+++ trunk/src/wp-includes/cron.php 2020-10-28 18:35:14 UTC (rev 49357)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -28,7 +28,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @param int $timestamp Unix timestamp (UTC) for when to next run the event.
</span><span class="cx" style="display: block; padding: 0 10px"> * @param string $hook Action hook to execute when the event is run.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $args Optional. Array containing each separate argument to pass to the hook's callback function.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $args Optional. Array containing arguments to pass to the
+ * hook's callback function. Each value in the array is passed
+ * to the callback as an individual parameter. The array keys
+ * are ignored. Default: empty array.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return bool True if event successfully scheduled. False for failure.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function wp_schedule_single_event( $timestamp, $hook, $args = array() ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -180,9 +183,13 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @link https://developer.wordpress.org/reference/functions/wp_schedule_event/
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @param int $timestamp Unix timestamp (UTC) for when to next run the event.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param string $recurrence How often the event should subsequently recur. See wp_get_schedules() for accepted values.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param string $recurrence How often the event should subsequently recur.
+ * See wp_get_schedules() for accepted values.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @param string $hook Action hook to execute when the event is run.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $args Optional. Array containing each separate argument to pass to the hook's callback function.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $args Optional. Array containing arguments to pass to the
+ * hook's callback function. Each value in the array is passed
+ * to the callback as an individual parameter. The array keys
+ * are ignored. Default: empty array.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return bool True if event successfully scheduled. False for failure.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function wp_schedule_event( $timestamp, $recurrence, $hook, $args = array() ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -245,9 +252,13 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * {@see 'pre_reschedule_event'} filter added to short-circuit the function.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @param int $timestamp Unix timestamp (UTC) for when the event was scheduled.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param string $recurrence How often the event should subsequently recur. See wp_get_schedules() for accepted values.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param string $recurrence How often the event should subsequently recur.
+ * See wp_get_schedules() for accepted values.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @param string $hook Action hook to execute when the event is run.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $args Optional. Array containing each separate argument to pass to the hook's callback function.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $args Optional. Array containing arguments to pass to the
+ * hook's callback function. Each value in the array is passed
+ * to the callback as an individual parameter. The array keys
+ * are ignored. Default: empty array.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return bool True if event successfully rescheduled. False for failure.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function wp_reschedule_event( $timestamp, $recurrence, $hook, $args = array() ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -392,7 +403,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * {@see 'pre_clear_scheduled_hook'} filter added to short-circuit the function.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @param string $hook Action hook, the execution of which will be unscheduled.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $args Optional. Arguments that were to be passed to the hook's callback function.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $args Optional. Array containing each separate argument to pass to the hook's callback function.
+ * Although not passed to a callback, these arguments are used to uniquely identify the
+ * event, so they should be the same as those used when originally scheduling the event.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return int|false On success an integer indicating number of events unscheduled (0 indicates no
</span><span class="cx" style="display: block; padding: 0 10px"> * events were registered with the hook and arguments combination), false if
</span><span class="cx" style="display: block; padding: 0 10px"> * unscheduling one or more events fail.
</span></span></pre>
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