Add exams from exam100 to exam150

exam123/index.php

@@ -0,0 +1,49 @@
+<?php
+//Database Hit counter
+
+require '/var/www/nikola/practice/exam110/connect.inc.php';
+
+$user_ip = $_SERVER['REMOTE_ADDR'];
+
+function ip_exists($ip)
+{
+    global $user_ip, $con;
+    $query = "SELECT ip FROM `hits_ip` WHERE `ip` = '$user_ip' ";
+    $query_run = mysqli_query($con, $query);
+    if (mysqli_num_rows($query_run) == 0) {
+        return false;
+    } else if (mysqli_num_rows($query_run) >= 1) {
+        return true;
+    }
+}
+
+function ip_add($ip)
+{
+    global $con;
+    $query = "INSERT INTO `hits_ip` VALUES ('$ip')";
+    $query_run = mysqli_query($con, $query);
+}
+
+function update_count()
+{
+    global $con;
+    $query = "SELECT `count` FROM `hits_count` ";
+    if ($query_run = mysqli_query($con, $query)) {
+        $row = mysqli_fetch_assoc($query_run);
+        $count = $row['count'];
+        $count_inc = $count + 1;
+
+        $query_update = "UPDATE `hits_count` SET `count` = '$count_inc'";
+        $query_update_run = mysqli_query($con, $query_update);
+           
+    }
+}
+
+if (!ip_exists($user_ip)) {
+    update_count();
+    ip_add(($user_ip));
+}
+
+?>
+
+<h1>My page</h1>