JavaScript Reference/Javascript Methods/lastIndexOf

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"lastIndexOf()" Example

    
<html>
<body>
<button onclick="var myS = new String("Sample String String"); 
                 alert(myS.lastIndexOf("String"));">
Call lastIndexOf method in String
</button>
</body>
</html>



"lastIndexOf()" is applied to

+----------------+--------------------------------------------------------------+
| Applied_To     |String                                                        |
+----------------+--------------------------------------------------------------+



"lastIndexOf()" Syntax, Parameters and Note

Note:
Search for the specified string, and return the final character position. 
If no match is found, it returns -1.
    
Syntax:
    
stringName.lastIndexOf(param1, param2)
Parameters:
    param1   Required; the string to search for.
    param2   Optional; the position to start the search.