Write a PHP script to perform the following operations on string : i) Compare string 2 with string3. ii) Convert all the strings to Upper case iii) Convert all the strings to Lowercase

Assignment:3 Set B Q.1 Solution

Q.1. Write a PHP script to perform the following operations on string : i) Compare string 2 with string3. ii) Convert all the strings to Upper case iii) Convert all the strings to Lowercase

    
      

      <?php

  //input 3 strings

  

  echo"Enter string 1\n";

  $s1=readline();

  

  echo"Enter string 2\n";

  $s2=readline();

  

  echo"Enter string 3\n";

  $s3=readline();

//Comparing string 2 with string 3

  if(strcmp($s2,$s3)==0)

  {

    echo"The strings are equal\n";

  }

  else

  {

    echo"Values of string are not equal\n";

  }

  

  //Transform all strings to  lower

  

  echo"Strings to lower:\n";

  echo strtolower($s1). "\n";

  echo strtolower($s2). "\n";

  echo strtolower($s3). "\n";

  

  //Transform all strings to  upper

  

  echo"Strings to upper:\n";

  echo strtoupper($s1). "\n";

  echo strtoupper($s2). "\n";

  echo strtoupper($s3). "\n";

  

?>