| [Overview][Constants][Types][Classes][Procedures and functions][Variables] | Reference for unit 'System' (#rtl) |
Calculate absolute value
Source position: line 0
function abs( |
l: LongInt |
):LongInt; |
l: Int64 |
):Int64; |
d: ValReal |
):ValReal; |
Abs returns the absolute value of a variable. The result of the function has the same type as its argument, which can be any numerical type.
None.
|
Round floating point value to nearest integer number. |
Program Example1; { Program to demonstrate the Abs function. } Var r : real; i : integer; begin r:=abs(-1.0); { r:=1.0 } i:=abs(-21); { i:=21 } end.
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