@extra-array/count
v2.10.19
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Counts values which satisfy a test.
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Counts values which satisfy a test. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:
This is part of package extra-array.
array.count(x, ft);
// x: an array
// ft: test function (v, i, x)
const array = require("extra-array");
var x = [1, 1, 2, 2, 4];
array.count(x, v => v % 2 === 1);
// 2
array.count(x, v => v % 2 === 0);
// 3