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<!DOCTYPE html> <html> <body> <p>Click "Try it" to display the first array element, after a string split.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var str = "a,b,c,d,e,f"; var arr = str.split(","); document.getElementById("demo").innerHTML = arr[0]; } </script> </body> </html>