String: equals : string compare « String « C++

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String: equals

  

 

#include <iostream.h>

#include <string>

using std::string;



main(void)

{

   string s1 = "abcdefghijk", s2 = "1234567890", s3,s4,s5;



   s3=s1+s2;

   cout << s3 <<endl;



   s4=s3;

   if (s4==s3) 

      cout << " s4==s3 is true\n";



   return(0);

}



/* 

abcdefghijk1234567890

 s4==s3 is true



*/

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6.	Compare strings by index: string1.compare( 2, 5, string3, 0, 5)
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9.	Use std::lexicographical_compare to compare two char arrays
10.	Compare strings
11.	return true if c1 equals c2 (regardless of case), false otherwise

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