Safely and easily call functions that may not be available (such as those provided by a plugin that gets deactivated)
/tmp/wordpress-tests-librather than erroring out if not defined via environment variable.
__sfc_is_valid_callback()to validate callbacks; use it in all functions
Requires: 1.5 or higher
Compatible up to: 4.7.2
Last Updated: 2 weeks ago
Active Installs: 30+
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