Created
September 8, 2015 16:52
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| // YUI | |
| if (Y.one('.some-el')) { | |
| // returns undefined if .some-el is not on the page. | |
| } | |
| // jQuery (incorrect) | |
| if ($('.some-el')) { | |
| // returns an array if .some-el is not on the page. | |
| } | |
| // jQuery (correct) | |
| if ($('.some-el').length > 0) { | |
| } |
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