_php_math_number_format_ex_len 1188 ext/standard/math.c return _php_math_number_format_ex_len(d, dec, dec_point, dec_point_len, _php_math_number_format_ex_len 1226 ext/standard/math.c Z_STRVAL_P(return_value) = _php_math_number_format_ex_len(num, dec,