Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-05 17:37:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

Bump to v3.2.0.

Browse Source
This commit is contained in:
John-David Dalton
2015-12-16 17:46:22 -08:00
parent 1608d89174
commit 3ccb5e7da3
92 changed files with 1541 additions and 712 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
collection/find.js
View File

@@ -8,10 +8,14 @@ define(['../internal/baseCallback', '../internal/baseEach', '../internal/baseFin
* `predicate` returns truthy for. The predicate is bound to `thisArg` and
* invoked with three arguments; (value, index|key, collection).
*
* If a property name is provided for `predicate` the created "_.property"
* If a property name is provided for `predicate` the created `_.property`
* style callback returns the property value of the given element.
*
* If an object is provided for `predicate` the created "_.matches" style
* If a value is also provided for `thisArg` the created `_.matchesProperty`
* style callback returns `true` for elements that have a matching property
* value, else `false`.
*
* If an object is provided for `predicate` the created `_.matches` style
* callback returns `true` for elements that have the properties of the given
* object, else `false`.
*
@@ -21,28 +25,31 @@ define(['../internal/baseCallback', '../internal/baseEach', '../internal/baseFin
* @category Collection
* @param {Array|Object|string} collection The collection to search.
* @param {Function|Object|string} [predicate=_.identity] The function invoked
* per iteration. If a property name or object is provided it is used to
* create a "_.property" or "_.matches" style callback respectively.
* per iteration.
* @param {*} [thisArg] The `this` binding of `predicate`.
* @returns {*} Returns the matched element, else `undefined`.
* @example
*
* var users = [
* { 'user': 'barney', 'age': 36, 'active': false },
* { 'user': 'fred', 'age': 40, 'active': true },
* { 'user': 'pebbles', 'age': 1, 'active': false }
* { 'user': 'barney', 'age': 36, 'active': true },
* { 'user': 'fred', 'age': 40, 'active': false },
* { 'user': 'pebbles', 'age': 1, 'active': true }
* ];
*
* _.result(_.find(users, function(chr) { return chr.age < 40; }), 'user');
* // => 'barney'
*
* // using the "_.matches" callback shorthand
* _.result(_.find(users, { 'age': 1 }), 'user');
* // using the `_.matches` callback shorthand
* _.result(_.find(users, { 'age': 1, 'active': true }), 'user');
* // => 'pebbles'
*
* // using the "_.property" callback shorthand
* _.result(_.find(users, 'active'), 'user');
* // using the `_.matchesProperty` callback shorthand
* _.result(_.find(users, 'active', false), 'user');
* // => 'fred'
*
* // using the `_.property` callback shorthand
* _.result(_.find(users, 'active'), 'user');
* // => 'barney'
*/
function find(collection, predicate, thisArg) {
if (isArray(collection)) {