#统计字符串中每个字符出现的次数 以The quick brown fox jumps over the lazy dog为例 message='The quick brown fox jumps over the lazy dog' count={} for character in message: count.setdefault(character,0) count[character]=count[character]+1 print(count) 参考:<Python编程快速上手--…
var str = "abdcadfasfdbadfafdasdfasyweroweurowqrewqrwqrebwqrewqrejwq;;"; // console.log(numInstring(str)); function numInstring(str) { var text = ""; //循环的套出每个字符出现的次数 str会慢慢的变短直到为空 while (str != "") { //先将字符打散 var newstr = st…