JamiLanister

``` function fun(arr, n, sum) { let ans = [] let combination = [] function handle(start, array) { ans.push([...array]); for (let i=start; i prev+cur, 0) } for (let key of...

``` function replaceSubstring(str, start, end, replacement) { const startstr = str.substring(0, start) const endstr = str.substring(end+1) return startstr + replacement + endstr } function countOfLetters(s) { const flatObj = {}...

> 暂时解决了这个问题，我在解析之前过滤了 \r\n > > ``` > > module.exports = (str,type,option)=>{ > option = option || {}; > let result; > switch (type) { > case 'markdown': > let r...