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Return sum of values
Source position: math.pp line 424
function Sum( |
const data: array of Single |
):Float; |
const data: PSingle; |
const N: LongInt |
):Float; |
const data: array of Double |
):Float; |
const data: PDouble; |
const N: LongInt |
):Float; |
const data: array of Extended |
):Float; |
const data: PExtended; |
const N: LongInt |
):Float; |
Sum returns the sum of the values in the data array.
The second form of the function accepts a pointer to an array of N values.
None.
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Return sum of squares of values |
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Return sum and sum of squares of values. |
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Return total variance of values |
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Return variance of values |
Program Example44; { Program to demonstrate the Sum function. } { @ should return typed pointer } {$T+} Uses math; Var I : 1..100; ExArray : Array[1..100] of Float; begin Randomize; for I:=low(ExArray) to high(ExArray) do ExArray[i]:=(Random-Random)*100; Writeln('Max : ',MaxValue(ExArray):8:4); Writeln('Min : ',MinValue(ExArray):8:4); Writeln('Sum : ',Sum(ExArray):8:4); Writeln('Sum (b) : ',Sum(@ExArray[1],100):8:4); end.