3v4l.org

run code in 300+ PHP versions simultaneously
<html> <body> <?php $x=5; // global scope function myTest() { $y=10; // local scope echo "<p>Test variables inside the function:</p>"; echo "Variable x is: $x"; echo "<br>"; echo "Variable y is: $y"; } myTest(); echo "<p>Test variables outside the function:</p>"; echo "Variable x is: $x"; echo "<br>"; echo "Variable y is: $y"; ?> </body> </html>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<html> <body> <p>Test variables inside the function:</p> Warning: Undefined variable $x in /in/bDRBG on line 10 Variable x is: <br>Variable y is: 10<p>Test variables outside the function:</p>Variable x is: 5<br> Warning: Undefined variable $y in /in/bDRBG on line 20 Variable y is: </body> </html>
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
<html> <body> <p>Test variables inside the function:</p> Notice: Undefined variable: x in /in/bDRBG on line 10 Variable x is: <br>Variable y is: 10<p>Test variables outside the function:</p>Variable x is: 5<br> Notice: Undefined variable: y in /in/bDRBG on line 20 Variable y is: </body> </html>
Output for 7.3.32 - 7.3.33
<html> <body> <p>Test variables inside the function:</p>Variable x is: <br>Variable y is: 10<p>Test variables outside the function:</p>Variable x is: 5<br>Variable y is: </body> </html>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
<html> <body> <p>Test variables inside the function:</p> Notice: Undefined variable: x in /in/bDRBG on line 10 Variable x is: <br>Variable y is: 10<p>Test variables outside the function:</p>Variable x is: 5<br> Notice: Undefined variable: y in /in/bDRBG on line 20 Variable y is: </body> </html>
preferences:
226.75 ms | 402 KiB | 330 Q