s = "dede323frf54de23" l = len(s) numbers = [] i = 0 while i < l: num = '' symbol ...
NSString str 年 NSCharacterSet nonDigitCharacterSet NSCharacterSet decimalDigitCharacterSet invertedSet 获取字符串中的数字 str str componentsSeparatedByCharactersInSet:nonDigitCharacterSet componentsJoinedByStr ...
2018-10-31 18:03 0 1234 推荐指数:
s = "dede323frf54de23" l = len(s) numbers = [] i = 0 while i < l: num = '' symbol ...
var re1 = /(\d{1,3})+(?:\.\d+)?/g var re2 = /[\u4e00-\u9fa5]{2,}/g var str="11我22们33两个"; ...
================================ ©Copyright 蕃薯耀 2020-01-17 https://www.cnblogs.com/fanshuyao/ ...
#include<iostream>using namespace std;int main() { char str[20] = "cd大家好df"; //std::cin ...
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