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PHP Cross Reference of WordPress Trunk (Updated Daily)
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Function and Method Cross Reference
is_error()
Defined at:
/wp-includes/rest-api/class-wp-rest-response.php
->
line 252
/wp-includes/rss.php
->
line 706
Referenced 5 times:
/wp-includes/rest-api/class-wp-rest-response.php
->
line 271
/wp-includes/block-patterns.php
->
line 308
/wp-includes/block-patterns.php
->
line 344
/wp-includes/block-patterns.php
->
line 389
/wp-includes/rest-api.php
->
line 960
Generated : Fri Oct 23 08:20:34 2026
Cross-referenced by
PHPXref