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How to put variable in regular expression match with JavaScript?
You can use match() with passing the variable name. The syntax is as follows −
console.log(yourVariableName.match(yourMatchingVariableName));
Example
var senetence = 'My Name is John'; console.log("The actual value="); console.log(senetence); var matchWord = 'John'; console.log("The matching value="); console.log(matchWord); var matchRegularExpression = new RegExp(matchWord, 'g' ); console.log(senetence.match(matchWord));
To run the above program, you need to use the following command −
node fileName.js.
Here, my file name is demo107.js.
Output
This will produce the following output −
PS C:\Users\Amit\JavaScript-code> node demo107.js The actual value= My Name is John The matching value= John
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