Update README.md

Author: ismail0234

README.md

@@ -1,2 +1,14 @@
-# Mysql-Benchmark
-Mysql benchmark
+# Mysql Benchmark
+
+
+````php
+include "benchmark.php";
+
+$performance = new DBPerformance('dbname', 'localhost', 'dbusername', 'dbuserpassword');
+
+$performance->insertBenchmark(5000);
+$performance->selectBenchmark(5000);
+$performance->updateBenchmark(5000);
+
+$performance->drawBenchmark();
+````