Javascript Searching Through an Array using indexOf

 
<html>
<head></head>
<body>
  <script>
    var fruits = ["Apple", "Banana", "Mango", "Orange", "Papaya"];
 
    document.write(fruits.indexOf("Apple")); // Prints: 0
    document.write("<br>");
    document.write(fruits.indexOf("Banana")); // Prints: 1
    document.write("<br>");
    document.write(fruits.indexOf("Pineapple")); // Prints: -1
  </script>
</body>
</html>

Tutorial With Example

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