toint32专题

Int32.Parse, Convert.ToInt32,Int32.TryParse三者的区别

Int32.Parse, Convert.ToInt32,Int32.TryParse三者的区别 Int32. Parse (string)         Int32.Parse (string str) method converts the string representation of a number to its 32-bit signed integer equivalent

Convert.ToInt32字符串转为整型

using System;namespace ConsoleApplication2{class Program{static void Main(string[] args){Console.WriteLine("请输入第一个数字:");string firstNO = Console.ReadLine();int firstNOInt = Convert.ToInt32(firstNO);C