regex_replace
- Синтаксис
-
native regex_replace(Regex:pattern, string[], maxLen, const replace[], flags = REGEX_FORMAT_DEFAULT, &errcode = 0);
| Переменная | Описание |
|---|---|
| pattern |
The regular expression pattern. |
| string |
The string to check. |
| error |
Error message, if applicable. |
| maxLen |
Maximum length of the error buffer. |
| replace |
The string will be used to replace any matches. See above for format specifiers. |
| flags |
General flags to control how the string is replaced. See REGEX_FORMAT_* defines. |
| errcode |
Regex type error code encountered, if applicable. See REGEX_ERROR_* defines. |
- Описание
- Perform a regular expression search and replace. An optional parameter, flags, allows you to specify options on how the replacement is performed. Supported format specifiers for replace parameter: $number : Substitutes the substring matched by group number. n must be an integer value designating a valid backreference, greater than 0, and of two digits at most. ${name} : Substitutes the substring matched by the named group name (a maximum of 32 characters). $& : Substitutes a copy of the whole match. $` : Substitutes all the text of the input string before the match. $' : Substitutes all the text of the input string after the match. $+ : Substitutes the last group that was captured. $_ : Substitutes the entire input string. $$ : Substitutes a literal "$". As note, the character \ can be also used with format specifier, this is same hehavior as $.
- Возвращает
- -2 = Matching error (error code is stored in ret) 0 = No match. >1 = Number of matches.