Use of the search () method in JavaScript

Source: Internet
Author: User
Tags regular expression

This article mainly introduces the use of the JavaScript search () method, is the basic knowledge of JS learning, need friends can refer to the

This method performs a search for a regular expression and a match between string objects.

Grammar

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1 String.search (RegExp);

The following are the details of the parameters:

RegExp: Regular Expression object. If the RegExp object obj is passed, it is implicitly converted to REGEXP by using new RegExp (obj)

return value:

If successful, the search returns the index of the regular expression within the string. Otherwise, it returns-1.

Example:

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

This will produce the following results:

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1 Contains Apples
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