every

Examine if all values satisfy a test.

Similar: some, every.

function every(x, ft)
// x:  an array
// ft: test function (v, i, x)

const xarray = require('extra-array');

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

xarray.every(x, v => v > -10);
// → true

References

• Array.every() : MDN Web Docs
• all() : Python
• Array.every() : Sugar.js
• Array.none() : Sugar.js