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JQuery for and each performance comparison analysis_jquery

WBOY
Release： 2016-05-16 17:33:43
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Recently I have been working on performance optimization and encountered many detailed problems. Now I will record the problems encountered one by one and share them with everyone. No thanks for the nonsense. I will post the code directly.

Copy code The code is as follows:



Performance comparison between for and each


< /head>








Input difference:
for loop execution time: 1
Each loop execution time: 3
The two results directly illustrate the problem.
Related labels：
for jquery
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