forked from zhurui/management
14 lines
345 B
JavaScript
14 lines
345 B
JavaScript
|
module.exports = function (xs, fn) {
|
||
|
|
var res = [];
|
||
|
|
for (var i = 0; i < xs.length; i++) {
|
||
|
|
var x = fn(xs[i], i);
|
||
|
|
if (isArray(x)) res.push.apply(res, x);
|
||
|
|
else res.push(x);
|
||
|
|
}
|
||
|
|
return res;
|
||
|
|
};
|
||
|
|
|
||
|
|
var isArray = Array.isArray || function (xs) {
|
||
|
|
return Object.prototype.toString.call(xs) === '[object Array]';
|
||
|
|
};
|