Mengedit Kode:
Lihat Hasil »
Cobalah sendiri - ©
w3ii.com
<!DOCTYPE html> <html> <body> <p>Click the button to locate where in the string a specifed value occurs.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var str = "Hello world, welcome to the universe."; var n = str.indexOf("welcome"); document.getElementById("demo").innerHTML = n; } </script> </body> </html>