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This article mainly introduces js regular search match () and replace replace () how to use, the article is very detailed, has a certain reference value, interested friends must read it!

The code is as follows:

/ / string.match (regular): regularly looks for strings and returns characters or strings that conform to the rules

Function T1 () {

Var con = document.getElementsByName ('content') [0] .value; / / what to find

Var reg = /\ Bhi\ Bax / match the word with hi in the middle. G is a pattern enhancer, indicating a global match

Alert (con.match (reg))

}

/ / string.replace (regular, what to replace with): returns the replaced string

Function T2 () {

Var con = document.getElementsByName ('content') [0] .value; / / what to find

Var reg = / regular lookup string replace ()

The above is all the content of the article "how to use js regular search match () and replace replace ()". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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