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by mds101
4629 days ago
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If you are going to use this, you should use querySelectorAll('[data-2x]') to select the nodes, rather than getElementsByTagName('*') and then check if each node has a data-2x as is done in the article, for performance reasons[1] and to make your code simpler. [1] http://jsperf.com/queryselectorall-vs-getelementsbytagname/6... |
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