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题解 | #判断是否包含数字#

function containsNumber(str) { let a = /[0-9]+/g; if(a.test(str)){ return true; }else{ return fals...

2024-04-10

0 145

题解 | #二进制转换#

function convertToBinary(num) { let newnum = num.toString(2); let length = num.toString(2).length; let a; if(length &l...

2024-04-10

0 155

题解 | #dom 节点查找#

function commonParentNode(oNode1, oNode2) { if(oNode1.contains(oNode2)){ return oNode1; }else{ return commonPa...

2023-08-30

0 250

题解 | #回文字符串#

const _isPalindrome = string => { // 补全代码 let a = [...string]; let b = [...string]; ...

2023-08-08

0 243

题解 | #相同的Set#

const _isSameSet = (s1, s2) => { for(let i = 0; i <s1.length; i++){ if( !s2.indexOf(s1[i])) re...

2023-07-05

0 300