mirror of
https://github.com/jquery/jquery.git
synced 2024-10-05 11:34:18 +00:00
jQuery#addBack supports an optional selector that can be used to filter the prior set before adding it back. Fixes #9800
This commit is contained in:
parent
7f2cc46955
commit
02dd7c570b
@ -143,8 +143,9 @@ jQuery.fn.extend({
|
||||
jQuery.unique( all ) );
|
||||
},
|
||||
|
||||
addBack: function() {
|
||||
return this.add( this.prevObject );
|
||||
addBack: function( selector ) {
|
||||
var prior = this.prevObject;
|
||||
return this.add( selector == null ? prior : prior.filter(selector) );
|
||||
}
|
||||
});
|
||||
|
||||
|
@ -403,11 +403,12 @@ test("has(Arrayish)", function() {
|
||||
});
|
||||
|
||||
test("addBack()", function() {
|
||||
expect(4);
|
||||
expect(5);
|
||||
deepEqual( jQuery("#en").siblings().addBack().get(), q("sndp", "en", "sap"), "Check for siblings and self" );
|
||||
deepEqual( jQuery("#foo").children().addBack().get(), q("foo", "sndp", "en", "sap"), "Check for children and self" );
|
||||
deepEqual( jQuery("#sndp, #en").parent().addBack().get(), q("foo","sndp","en"), "Check for parent and self" );
|
||||
deepEqual( jQuery("#groups").parents("p, div").addBack().get(), q("qunit-fixture", "ap", "groups"), "Check for parents and self" );
|
||||
deepEqual( jQuery("#select1 > option").filter(":first-child").addBack(":last-child").get(), q("option1a", "option1d"), "Should contain the last elems plus the *filtered* prior set elements" );
|
||||
});
|
||||
|
||||
test("siblings([String])", function() {
|
||||
|
Loading…
Reference in New Issue
Block a user