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JavaScript Operator: not equal

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In JavaScript, the != operator is the ‘not equal to’ operator:

 

x

y

x != y

8

8

false

8

5

true

 

Note: if x and y are of different type then some type coercion will typically occur, and values that developers might not immediately recognise as ‘unequal’ may be deemed unequal by this operator. If you want only variables that are of the same type to pass the equality test then you should use the strictly unequal to operator, i.e. !==.

 


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