_is_numeric_string_ex   91 Zend/zend_operators.h ZEND_API zend_uchar ZEND_FASTCALL _is_numeric_string_ex(const char *str, size_t length, zend_long *lval, double *dval, int allow_errors, int *oflow_info);
_is_numeric_string_ex  135 Zend/zend_operators.h 	return _is_numeric_string_ex(str, length, lval, dval, allow_errors, oflow_info);