You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
32 lines
982 B
32 lines
982 B
var _isArrayLike = require('./_isArrayLike.js');
|
|
var values = require('./values.js');
|
|
var _cb = require('./_cb.js');
|
|
var each = require('./each.js');
|
|
|
|
// Return the maximum element (or element-based computation).
|
|
function max(obj, iteratee, context) {
|
|
var result = -Infinity, lastComputed = -Infinity,
|
|
value, computed;
|
|
if (iteratee == null || (typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null)) {
|
|
obj = _isArrayLike(obj) ? obj : values(obj);
|
|
for (var i = 0, length = obj.length; i < length; i++) {
|
|
value = obj[i];
|
|
if (value != null && value > result) {
|
|
result = value;
|
|
}
|
|
}
|
|
} else {
|
|
iteratee = _cb(iteratee, context);
|
|
each(obj, function(v, index, list) {
|
|
computed = iteratee(v, index, list);
|
|
if (computed > lastComputed || (computed === -Infinity && result === -Infinity)) {
|
|
result = v;
|
|
lastComputed = computed;
|
|
}
|
|
});
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = max;
|