add example

Author: sergix44

README.md

@@ -14,6 +14,32 @@ curl https://raw.githubusercontent.com/SergiX44/php-benchmark-script/master/benc
 
 Or upload the file `bench.php` to your web document root and visit it.
 
+# Example Output
+```
+--------------------------------------------------
+|    PHP BENCHMARK SCRIPT v.1.0 by @SergiX44     |
+--------------------------------------------------
+PHP version................................. 8.2.1
+Platform.................................... Linux
+Server:.................................. hostname
+OPCache status:........................... enabled
+OPCache JIT:.............................. enabled
+PCRE JIT:................................. enabled
+Started at:............... 17/01/2023 15:22:51.079
+--------------------------------------------------
+math..................................... 0.1551 s
+loops.................................... 0.0223 s
+ifelse................................... 0.0305 s
+switch................................... 0.0283 s
+strings.................................. 0.4240 s
+array.................................... 0.7684 s
+regex.................................... 0.2929 s
+is_{type}................................ 0.0611 s
+--------------------------------------------------
+Total time............................... 1.7828 s
+Peak memory usage........................... 2 MiB
+```
+
 ## Authors
 
 - [@SergiX44](https://www.github.com/SergiX44)