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Source View: pre_site_transient_{$transient}

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Line Code
1344       * Passing a truthy value to the filter will effectively short-circuit retrieval,
1345       * returning the passed value instead.
1346       *
1347       * @since 2.9.0
1348       *
1349       * @param mixed $pre_site_transient The default value to return if the site transient does not exist.
1350       *                                  Any value other than false will short-circuit the retrieval
1351       *                                  of the transient, and return the returned value.
1352       */
1353      $pre = apply_filters( 'pre_site_transient_' . $transient, false );
1354
1355      if ( false !== $pre )
1356           return $pre;
1357
1358      if ( wp_using_ext_object_cache() ) {
1359           $value = wp_cache_get( $transient, 'site-transient' );
1360      } else {
1361           // Core transients that do not have a timeout. Listed here so querying timeouts can be avoided.
1362           $no_timeout = array('update_core', 'update_plugins', 'update_themes');