mb_ereg_search_pos — Returns position and length of a matched part of the multibyte regular expression for a predefined multibyte string

2017-12-18 23:25:03
linefo
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最后编辑:linefo 于 2017-12-18 23:38:03

mb_ereg_search_pos

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

mb_ereg_search_posReturns position and length of a matched part of the multibyte regular expression for a predefined multibyte string

说明

array mb_ereg_search_pos ([ string $pattern [, string $option = "ms" ]] )

Returns position and length of a matched part of the multibyte regular expression for a predefined multibyte string

The string for match is specified by mb_ereg_search_init(). If it is not specified, the previous one will be used.

参数

pattern

The search pattern.

option

The search option.

返回值

An array containing two elements. The first element is the offset, in bytes, where the match begins relative to the start of the search string, and the second element is the length in bytes of the match.

If an error occurs, FALSE is returned.

注释

Note:

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