function findMaxDepulicateChar(str) {
var obj = {};
for (let i = 0, len = str.length; i < len; i++) {
if (!obj[str[i]]) {
obj[str[i]] = 1;
} else {
obj[str[i]] += 1;
}
}
var maxChar = '';
var max = 0;
for (var key in obj) {
if (obj[key] > max) {
max = obj[key];
maxChar = key;
}
}
return ('maxChar:' + maxChar + ' sum:' + max);
}
var str = 'aaaaddddddddfddfdhjjjjjjgdsbsdheldhfld';
console.log(findMaxDepulicateChar(str)); // maxChar:d sum:15
转载于:https://www.cnblogs.com/ax-null/p/6920988.html
相关资源：数据结构—成绩单生成器
