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Abs () PHP Function


Definition: The absolute value of a number is the distance between the number and 0, and is always a positive number. In math it is usually depicted as two vertical lines like this: |X| (the absolute value of X.) In PHP we use the Abs () function to get this value.
Also Known As: Absolute Value Function
 abs (-6) ;
 //returns a value of 6

 abs (12.4) ;
 //returns a value of 12.4

 abs (-456.2) ;
 // returns a value of 456.2
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