题解 | 字符串字符统计
字符串字符统计
https://www.nowcoder.com/practice/777d0cd160de485cae0b1fd1dd973b44
{"html":"<!DOCTYPE html>\n<html>\n\n<head>\n <meta charset=\"UTF-8\">\n <style>\n /* 填写样式 */\n </style>\n</head>\n\n<body>\n <!-- 填写标签 -->\n <script type=\"text/javascript\">\n // 填写JavaScript\n function count(str) {\n str=str.replace(/\\s+/g,\"\");\n const obj={};\n for(const ch of str){\n obj[ch]=(obj[ch]||0)+1;\n }\n return obj;\n }\n </script>\n</body>\n\n</html>","css":"","js":""}
