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Program Discussion :: Basics
Home > Programs > Basics

4. Write a program to reverse the string?

Answer:

<!DOCTYPE html>
<html>
<body>
<?php 
function Reverse() {
    
// input string
    
$str ="what is your name";                                     
    echo  
"Input string is :" $str."<br/>";
     
// conversion of string into array
    
$arr str_split($str); 
    
// counting lengh of array 
    
$arrlength=count ($arr); 
    
// initialising an empty array and its initial index    
    
$arrc=array(); $j=0;    
   
// loop for reading the input array    
    
for( $x$arrlength$x>=0$x--)                                                 
    {
        
// reversing the array
        
$arrc[$j]=$arr$x];                                                       
        
$j++;
    }
       
// conversion of array into string
       
$nameimplode ("",$arrc);    
       
// printing string in reverse order       
       
echo $name;                                                                        
}
Reverse();
?>  

</body>
</html>

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