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The meaning of /u, /i, /s in preg_match regular matching in PHP
- 高洛峰Original
- 2017-01-09 10:01:562478browse
What does /u /i /s mean by preg_match in PHP?
/u means matching according to unicode (utf-8) (mainly for multi-bytes such as Chinese characters)
/i means no size distinction Write (if there is a in the expression, then A is also the matching object)
/s means treating the string as a single line to match
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