every - nodef/extra-set GitHub Wiki

Check if all values satisfy a test.

Similar: some, every.

function every(x, ft)
// x:  a set
// ft: test function (v, v, x)

const set = require('extra-set');

var x = new Set([1, 2, -3, -4]);
set.every(x, v => v > 0);
// → false

set.every(x, v => v > -10);
// → true

References

• Array.prototype.every: MDN web docs
• all: Python
• Array.every: sugarjs
• Array.none: sugarjs