Write a PHP script to perform the following operations on string : i) Convert each word of a string to Lowercase and Uppercase. ii) Find the first and last occurrence of string2 in string1.

Assignment:3 Set B Q.2 Solution

Q.2. Write a PHP script to perform the following operations on string : i) Convert each word of a string to Lowercase and Uppercase. ii) Find the first and last occurrence of string2 in string1.

    
      

      <?php

  //input strings

  

  echo"Enter string 1";

  $s1=readline();

  

  echo"Enter string 2";

  $s2=readline();

  

  //string to lower

  echo"\nStrings to lower\n";

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

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

  

  //string to upper

  echo"\nStrings to upper\n";

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

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

  

  //finding first occurance

   

   $first=strpos($s1,$s2);

   

   echo"The first position of string 2 :$s2\n in string 1: $s1 \nis $first\n";

   

  //finding last occurance

   

   $last=strrpos($s1,$s2);

   

   echo"The last position of string 2 :$s2\n in string 1: $s1 \nis $last"; 

?>