dropWhile

Discard values from left, while a test passes.

Alternatives: drop, dropRight, dropWhile, dropWhileRight.
Similar: take, drop.

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

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

var x = [1, 2, 3, 4, 5];
xarray.dropWhile(x, v => v < 3);
// → [ 3, 4, 5 ]

xarray.dropWhile(x, v => v < 4);
// → [ 4, 5 ]

References

• Data.List.dropWhile() : Haskell
• Array.slice() : MDN Web Docs
• _.dropWhile() : Lodash