Package Exports
- random-sum-float
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Readme
random-sum-float
create random float number array by size, sum, min, maxinstall
npm install random-sum-floatdemo
import randomSumFloat from 'random-sum-float';
let size = 3;
let sum = 10;
let min = 1;
let max = 10;
/**
* recommend way, otherwise will slow
*/
let fn = randomSumFloat.create(size, sum, min, max);
let v: number[];
v = fn();
console.log(v, array_sum(v));
// => [ 2.828736460774711, 5.763831427698853, 1.407432111526436 ] 10
/**
* will slow if not same [size, sum, min, max]
*/
v = randomSumFloat(size, sum, min, max);
// => [ 1.0521188269862214, 4.661026586341693, 4.286854586672085 ] 10
console.log(v, array_sum(v));
/**
* auto create sum
*/
v = randomSumFloat(size, null, min, max);
// => [ 3.9067266610605182, 4.259092854483752, 3.834180484455729 ] 12
console.log(v, array_sum(v));
/**
* auto create sum v2
*/
v = randomSumFloat(size);
// => [ 0.3641343986242387, 0.4843074708676399, 0.1515581305081214 ] 1
console.log(v, array_sum(v));
v = randomSumFloat(size, 0, -5, 10);
// => [ 2.879740922080848, -0.4913386492777585, -2.3884022728030896 ] 0
console.log(v, array_sum(v));
v = randomSumFloat(size, -10, -5, 10);
// => [ -4.429865487852505, -3.5847740400416157, -1.9853604721058797 ] -10
console.log(v, array_sum(v));
export function array_sum(na: number[])
{
return na.reduce((a, b) => a + b)
}