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js各种遍历总结(2017.11.19) about blog HOT 6 OPEN

aermin avatar aermin commented on August 18, 2024
js各种遍历总结(2017.11.19)

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Comments (6)

seriousFace-Ian avatar seriousFace-Ian commented on August 18, 2024

for...of... 方法可以搭配keys / entries / values 来使用呀

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aermin avatar aermin commented on August 18, 2024

for...of... 方法可以搭配keys / entries / values 来使用呀

👍

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HSQCoollaughing avatar HSQCoollaughing commented on August 18, 2024

var arr = [1,2,3,4,5];
for(var i = 0 ; len = arr.length ; i < len; i++){
console.log(i); //1 2 3 4 5
} 语法好像错了

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aermin avatar aermin commented on August 18, 2024

@HSQCoollaughing 已改 感谢反馈~~

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liby avatar liby commented on August 18, 2024

只谈遍历对象的话, for...in的性能是最好的
Iterating Over JavaScript Object Entries and their Performance - 5 Techniques

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aermin avatar aermin commented on August 18, 2024

只谈遍历对象的话, for...in的性能是最好的
Iterating Over JavaScript Object Entries and their Performance - 5 Techniques

是的 而且你发的文章很棒 😄 感谢分享

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