const strList = str.replace(/\s/g, '').split("") const strSet = [...new Set(strList)] let obj = {} strSet.forEach(item => { obj[item] = strList.filter(str => str === item).length })
const strList = str.replace(/\s/g, '').split("") const strSet = [...new Set(strList)] let obj = {} strSet.forEach(item => { obj[item] = strList.filter(str => str === item).length })