Fundamentals of C + + programming 122-combining assignment operators and relational operators

Source: Internet
Author: User
Tags strcmp

1 //22-Combination assignment operator and relational operator. CPP: The entry point that defines the console application. 2 //3 4#include"stdafx.h"5#include <iostream>6#include <climits>7#include <array>8#include <string>9 using namespacestd;Ten  One intMain () A { -     // + - * / -     //+ = = *=/=%= combination assignment operator the     intA = at, B = in; -A + = B;//a=a+b; -cout << a <<Endl; -A-=b; +cout << a <<Endl; -a*=b; +cout << a <<Endl; AA/=b; atcout << a <<Endl; -A%=b; -cout << a <<Endl; -  -     //> >= < <= = = = = Relational operator -     BOOLres = the> the; incout << Res <<Endl; -     intE = -, f= -; tocout << (E > F) <<Endl; +  -     //string comparison the     CharStr1[] ="Uimodel"; *     CharStr2[] ="Uimode1"; $cout << (str1 = = str2) <<endl;//The array itself is a pointer, in different addresses, the default comparison is the address, so the values are not equal, 0 is false. Panax Notoginseng     //What if the data in the string (pointer) address is judged to be the same?  -strcmp (str1, str2);//The comparison is the value in the string address, 0 equals not 0 thecout << strcmp (str1, str2) << Endl;//If you are comparing a C-style string, you need to compare it with the strcmp function.  +  A     //C + + style string Direct comparison on the line the     stringSTR3 ="Uimodel1"; +     stringSTR4 ="Uimodel2"; -cout << (Str3 = = STR4) << Endl;//false, the output result is 0.  $  $     intT; -CIN >>T; -     return 0; the}

Fundamentals of C + + programming 122-combining assignment operators and relational operators

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