Added program to test if a number is prime

Author: NerdOfCode

PHP/prime_test.php

@@ -0,0 +1,30 @@
+<form action="" method="post">
+	<input type="text" name="prime"></input>
+</form>
+
+<?php
+
+	$number = $_POST['prime'];
+
+	$div1 = 2;
+
+	//Safety net is to be used if made available on public net
+	$count = 0;
+	$limit = 999;
+
+	while($count < $limit){
+		if($number % $div1 == 0){
+			echo "$number is not prime!!!";
+			break;
+		}else if($div1 < $number/2){
+			$div1++;
+			$count++;
+		}else{
+			echo "$number is prime!!!";
+			break;
+		}
+	}
+
+	die();
+
+?>