A detailed explanation of the use of ignorecase attributes in JavaScript regular expressions

Source: Internet
Author: User
Tags regular expression
This article mainly introduced the JavaScript regular expression in the IgnoreCase attribute use the detailed explanation, is the JS learning Advanced Level important knowledge point, needs the friend may refer to under

IgnoreCase is a read-only Boolean property of a regular expression object. It specifies whether a specific regular expression performs a case-insensitive match. , which is created with the "I" property.

Grammar

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1 Regexpobject.ignorecase

The following are the details of the parameters:

    • NA

return value:

    • Returns "FALSE" if the "I" modification is set to return "TRUE".

Example:

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22-23

This will produce the following results:

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1 2 Test1- IgnoreCase is not set test2-ignorecase the property is set
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