What is the difference between push/pop and shift/unshift?

What is the difference between push/pop and shift/unshift?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: interviewbit, javascript, topic-specific, frontend

参考答案摘要

push adds elements to the end of the array. pop removes elements from the end. unshift adds elements to the beginning. shift removes elements from the beginning. shift and unshift are slower because t...

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