is_identical_function 752 Zend/zend_opcode.c return (binary_op_type) is_identical_function; is_identical_function 1981 Zend/zend_operators.c if (is_identical_function(&result, z1, z2)==FAILURE) { is_identical_function 67 Zend/zend_operators.h ZEND_API int ZEND_FASTCALL is_identical_function(zval *result, zval *op1, zval *op2);