zend_is_callable_check_class 2811 Zend/zend_API.c if (!zend_is_callable_check_class(Z_STRVAL_P(callable), clen, fcc, &strict_class, error TSRMLS_CC)) { zend_is_callable_check_class 3121 Zend/zend_API.c if (!zend_is_callable_check_class(Z_STRVAL_PP(obj), Z_STRLEN_PP(obj), fcc, &strict_class, error TSRMLS_CC)) {