is_numeric_string_ex 2149 Zend/zend_operators.c if ((ret1=is_numeric_string_ex(Z_STRVAL_P(s1), Z_STRLEN_P(s1), &lval1, &dval1, 0, &oflow1)) && is_numeric_string_ex 2150 Zend/zend_operators.c (ret2=is_numeric_string_ex(Z_STRVAL_P(s2), Z_STRLEN_P(s2), &lval2, &dval2, 0, &oflow2))) { is_numeric_string_ex 269 Zend/zend_operators.h return is_numeric_string_ex(str, length, lval, dval, allow_errors, NULL); is_numeric_string_ex 724 ext/json/json.c if ((type = is_numeric_string_ex(trim, trim_len, &p, &d, 0, &overflow_info)) != 0) {