searchMismatchedValue - nodef/extra-array GitHub Wiki
Find first index where two arrays differ.
function searchMismatchedValue(x, y, fc, fm)
// x: an array
// y: another array
// fc: compare function (a, b)
// fm: map function (v, i, x)
const xarray = require('extra-array');
var x = [1, 2, 3, 4, 5];
var y = [1, 2, 3, 3, 4, 5];
xarray.searchMismatchedValue(x, y);
// → 3
var x = [1, 2, 3, 4, 5];
var y = [1, 2, 3, 4, 5];
xarray.searchMismatchedValue(x, y);
// → -1