!== (Non-Identity) : Relational Operators « Operators « JavaScript Tutorial






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No type-conversion is performed on the expressions before the comparison is made.

<html>
    <script language="JavaScript">
    <!--
    if("87" !== 87)
    {
      document.write("The string 87 is NOT equal to the number 87");
    }
    else
    {
      document.write("The string 87 is EQUAL to the number 87");
    }
    -->
    </script>
</html>








2.9.Relational Operators
2.9.1.Equal and Not Equal
2.9.2.Equal Operator
2.9.3.A Comparison Operator returns boolean variable
2.9.4.!= (Not Equal)
2.9.5.Identically Equal and Not Identically Equal
2.9.6.not identically equal operator
2.9.7.!== (Non-Identity)
2.9.8.< (Less Than)
2.9.9.===(Identity)
2.9.10.> (Greater Than)
2.9.11.>= (Greater Than or Equal)