Set start point of next regular expression match mb_ereg_search_setpos

(PHP 4 >= 4.2.0, PHP 5, PHP 7)

mb_ereg_search_setpos — Set start point of next regular expression match

说明

mb_ereg_search_setpos(int $position): bool

mb_ereg_search_setpos()sets the starting point of a match formb_ereg_search().

参数

position

The position to set. If it is negative, it counts from the end of the string.

返回值

成功时返回TRUE, 或者在失败时返回FALSE

更新日志

版本说明
7.1.0Support for negativepositions has been added.

注释

mb_regex_encoding()指定的内部编码或字符编码将会当作此函数用的字符编码。

参见

mb_regex_encoding()- Set/Get character encoding for multibyte regex

mb_ereg_search_init()- Setup string and regular expression for a multibyte regular expression match