[].reduce()
for old browsers
var reduce = require('array-reduce');
var xs = [ 1, 2, 3, 4 ];
var sum = reduce(xs, function (acc, x) { return acc + x }, 0);
console.log(sum);
output:
10
var reduce = require('array-reduce')
Create a result res
by folding acc = f(acc, xs[i], i)
over each element in
the array xs
at element i
. If init
is given, the first acc
value is
init
, otherwise xs[0]
is used.
With npm do:
npm install array-reduce
MIT
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