Implemented Armstrong Number in PHP. (jainaman224#2295)

Armstrong_Number/Armstrong_Number.php

@@ -0,0 +1,34 @@
+<?php
+    function isArmstrongNumber($number){ 
+        // Initial Sum is equal to 0;
+        $sum = 0;   
+        $x = $number;   
+        while($x != 0)   
+        {   
+            $rem = $x % 10;   
+            $sum = $sum + ($rem*$rem*$rem);   
+            $x = $x / 10;   
+        }   
+
+        // Armstrong number Condition ==> given number = SumOf(cubeOf(single Digit))
+        if ($number == $sum) 
+            return true; 
+
+        // not an armstrong number     
+        return false;     
+    } 
+
+    // Driver Code 
+    $number = 333; 
+    $flag = isArmstrongNumber($number); 
+    if ($flag == true) 
+        echo "Given number is an Armstrong Number"; 
+    else
+        echo "Given number is not an Armstrong Number";
+
+?>
+
+/**
+    OUTPUT: 
+        Given Number is not an ArmStrong Number.
+ */