wp_is_large_user_count()
Function: Determines whether the site has a large number of users.
Source: wp-includes/user.php:1472
wp_is_local_html_output()
Function: Checks whether a given HTML string is likely an output from this WordPress site.
Source: wp-includes/https-detection.php:204
wp_is_maintenance_mode()
Function: Check if maintenance mode is enabled.
Source: wp-includes/load.php:324
wp_is_mobile()
Function: Test if the current browser runs on a mobile device (smart phone, tablet, etc.)
Source: wp-includes/vars.php:148
wp_is_numeric_array()
Function: Determines if the variable is a numeric-indexed array.
Source: wp-includes/functions.php:5174
wp_is_post_autosave()
Function: Determines if the specified post is an autosave.
Source: wp-includes/revision.php:309
wp_is_post_revision()
Function: Determines if the specified post is a revision.
Source: wp-includes/revision.php:291
wp_is_recovery_mode()
Function: Is WordPress in Recovery Mode.
Source: wp-includes/load.php:1010
wp_is_rest_endpoint()
Function: Checks whether a REST API endpoint request is currently being handled.
Source: wp-includes/rest-api.php:3332
wp_is_serving_rest_request()
Function: Determines whether WordPress is currently serving a REST API request.
Source: wp-includes/functions.php:4719