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Commit78420d4

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Core: Implement .even() & .odd() to replace POS :even & :odd
`:even` & `:odd` are deprecated since jQuery 3.4.0 & will be removed in 4.0.0.The new `even()` & `odd()` methods will make the migration easier.Closesgh-4485
1 parentf810080 commit78420d4

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‎src/core.js

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@@ -100,6 +100,18 @@ jQuery.fn = jQuery.prototype = {
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returnthis.eq(-1);
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},
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even:function(){
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returnthis.pushStack(jQuery.grep(this,function(_elem,i){
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return(i+1)%2;
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}));
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},
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odd:function(){
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returnthis.pushStack(jQuery.grep(this,function(_elem,i){
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returni%2;
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}));
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},
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eq:function(i){
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varlen=this.length,
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j=+i+(i<0 ?len :0);

‎test/unit/core.js

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@@ -648,6 +648,18 @@ QUnit.test( "first()/last()", function( assert ) {
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assert.deepEqual($none.last().get(),[],"last() none");
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});
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QUnit.test("even()/odd()",function(assert){
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assert.expect(4);
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var$links=jQuery("#ap a"),$none=jQuery("asdf");
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assert.deepEqual($links.even().get(),q("google","anchor1"),"even()");
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assert.deepEqual($links.odd().get(),q("groups","mark"),"odd()");
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assert.deepEqual($none.even().get(),[],"even() none");
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assert.deepEqual($none.odd().get(),[],"odd() none");
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});
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QUnit.test("map()",function(assert){
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assert.expect(2);
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