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<!DOCTYPE html> <html> <body> <p>The test() method returns true if it finds a match, otherwise it returns false.</p> <p>Click the button to search a string for the character "e".</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var str = "The best things in life are free"; var patt = new RegExp("e"); var res = patt.test(str); document.getElementById("demo").innerHTML = res; } </script> </body> <!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_regexp_test2 by HTTrack Website Copier/3.x [XR&CO'2014], Fri, 23 Jan 2015 08:27:42 GMT --> </html>
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