Reference > Methods

percentChange(old,nuw)¶

Definition¶

Double percentChange(Number old, Number nuw)

Description¶

This method will use this formula, (nuw-old) / old, to obtain the result. Returns either the formula result or null if either argument is null. Returns NaN if either is negative or if both are zero.

Parameter Definition¶

Name	Type	Description
old	Number	first value, should be positive
nuw	Number	second value, should be positive

Examples¶

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Double r1 = percentChange(10,15); // r1 == 0.5
Double r2 = percentChange(5,20); // r2 == 3.0
Double r3 = percentChange(-4,30); // r3 == -8.5