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What is the role of the global RegExp property in JavaScript?
- 王林forward
- 2023-09-03 18:13:07968browse
Global properties are read-only Boolean properties of the RegExp object. It specifies whether a particular regular expression performs global matching, i.e. whether it was created with the "g" attribute.
Example
You can try running the following code to learn how to use the global RegExp property.
<html>
<head>
<title>JavaScript RegExp global Property</title>
</head>
<body>
<script>
var re = new RegExp( "string" );
if ( re.global ){
document.write("Test1 - Global property is set");
} else {
document.write("Test1 - Global property is not set");
}
re = new RegExp( "string", "g" );
if ( re.global ){
document.write("<br />Test2 - Global property is set");
} else {
document.write("<br />Test2 - Global property is not set");
}
</script>
</body>
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