wp_cache_set_posts_last_changed()

Sets the last changed time for the ‘posts’ cache group.

Source

File: wp-includes/post.php 

function wp_cache_set_posts_last_changed() {
	wp_cache_set( 'last_changed', microtime(), 'posts' );
}

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Changelog

Changelog
Version Description
5.0.0 Introduced.