JavaScript RegExp exec() Method

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JavaScript RegExp exec() Method

The RegExp exec() method executes a regular expression search within a string, and returns the results in an array, or null.


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<!DOCTYPE html> <html> <body> <button onclick="myFunction()">Click me</button> <p id="point"></p> <script> function myFunction(){ var str = "Pot I got is hot"; // Try to change "o" to "z" var pattern = new RegExp("o"); var result = pattern.exec(str); document.getElementById("point").innerHTML = result; } </script> </body> </html>



Parameter Values

stringRequiredThe string to be searched.

Return Value

arrayReturn an array representing a search character(s) if matched.
nullReturn null if a search character(s) was not matched.


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