Regular expressions are patterns used to match character combinations in strings. In JavaScript, regular expressions are also objects. These patterns are used with the exec
and test
methods of RegExp
, and with the match
, replace
, search
, and split
methods of String
. This chapter describes JavaScript regular expressions.
翻译:
正则表达式是用于匹配字符串中的字符组合的模式。在JavaScript中,正则表达式也是对象。这些模式与使用exec
和 test
方法RegExp
,并与 match
,replace
, search
,和 split
方法 String
。本章介绍JavaScript正则表达式。