题解 | #根据包名,在指定空间中创建对象#
字符串字符统计
http://www.nowcoder.com/practice/777d0cd160de485cae0b1fd1dd973b44
function count(str) {
let neStr = str.replace(/\s+/g, '');
let i = 0, obj = {};
while(i < neStr.length){
if(obj[neStr[i]]) {
obj[neStr[i]]++
} else {
obj[neStr[i]] = 1;
}
i++;
}
return obj;
}
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