(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
mb_ereg_search_pos — Returns position and length of a matched part of the multibyte regular expression for a predefined multibyte string
$pattern = null, ?string $options = null): array|falseReturns 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.
patternThe search pattern.
optionsThe search option. See mb_regex_set_options() for explanation.
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.
| 版本 | 說(shuō)明 |
|---|---|
| 8.0.0 |
pattern and options are nullable now.
|
注意:
mb_regex_encoding() 指定的內部編碼或字符編碼將會(huì )當作此函數用的字符編碼。