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# Prototype floor() Method

This method returns the largest integer less than or equal to the number.

## Syntax:

    number.floor();

## Return Value:

- Returns the largest integer less than or equal to the number.

## Example:

    <html>
    <head>
    <title>Prototype examples</title>
    <script type="text/javascript"
       src="/javascript/prototype.js">
    </script>
    <script>

    function showResult(){

       alert( "Math.floor(4.6) : " + Math.floor(4.6) );
       alert( "(4.6).floor()  : " + (4.6).floor() );
       alert( "(-4.1).floor()  : " + (-4.1).floor()  );
    }

    </script>
    </head>

    <body>

      <p>Click the button to see the result.</p>
      <br />
      <br />
      <input type="button" value="Result" onclick="showResult();"/>

    </body>
    </html>

To understand it in better way you can Try it yourself.

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