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<!DOCTYPE html>
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<html>
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<head>
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    <title>String Type Location Methods Example 2</title>
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    <script type="text/javascript">
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        var stringValue = "Lorem ipsum dolor sit amet, consectetur adipisicing elit";
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        var positions = new Array();
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        var pos = stringValue.indexOf("e");
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        while(pos > -1){
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            positions.push(pos);
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            pos = stringValue.indexOf("e", pos + 1);
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        }
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        alert(positions);    //"3,24,32,35,52"
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    </script>
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</head>
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<body>
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​
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</body>
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</html>