Commit fd194bd

authored

纠正 0078.子集问题 JS 、TS 版本代码

JS 和 TS 里面数组深拷贝一般采用 ES6 扩展运算符 ... ,或者 Array.from() 方法,而不会采用实例方法 slice. slice方法用于数组分割等操作,请注意代码书写规范!

1 parent e07a3ca commit fd194bdCopy full SHA for fd194bd

File tree

-2

lines changed

-2

lines changed

Lines changed: 2 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -260,7 +260,7 @@ var subsets = function(nums) {`
`260`	`260`	`let result = []`
`261`	`261`	`let path = []`
`262`	`262`	`function backtracking(startIndex) {`
`263`		`- result.push(path.slice())`
	`263`	`+ result.push([...path])`
`264`	`264`	`for(let i = startIndex; i < nums.length; i++) {`
`265`	`265`	`path.push(nums[i])`
`266`	`266`	`backtracking(i + 1)`
`@@ -280,7 +280,7 @@ function subsets(nums: number[]): number[][] {`
`280`	`280`	`backTracking(nums, 0, []);`
`281`	`281`	`return resArr;`
`282`	`282`	`function backTracking(nums: number[], startIndex: number, route: number[]): void {`
`283`		`- resArr.push(route.slice());`
	`283`	`+ resArr.push([...route]);`
`284`	`284`	`let length = nums.length;`
`285`	`285`	`if (startIndex === length) return;`
`286`	`286`	`for (let i = startIndex; i < length; i++) {`

Comments

(0)