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<!DOCTYPE html> <html> <body> <?php $x=5; $y=10; function practiceTest() { global $x,$y; $y=$x+$y; } praceticeTest(); // run function echo $y; // output the new value for variable $y ?> </body> </html>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<!DOCTYPE html> <html> <body> Fatal error: Uncaught Error: Call to undefined function praceticeTest() in /in/TN4JD:14 Stack trace: #0 {main} thrown in /in/TN4JD on line 14
Process exited with code 255.
Output for 5.0.0 - 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, 5.6.8 - 5.6.28
<!DOCTYPE html> <html> <body> Fatal error: Call to undefined function praceticeTest() in /in/TN4JD on line 14
Process exited with code 255.
Output for 4.4.5 - 4.4.9
<!DOCTYPE html> <html> <body> Fatal error: Call to undefined function: praceticetest() in /in/TN4JD on line 14
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
<!DOCTYPE html> <html> <body> Fatal error: Call to undefined function: praceticetest() in /in/TN4JD on line 14
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<!DOCTYPE html> <html> <body> Fatal error: Call to undefined function: praceticetest() in /in/TN4JD on line 14

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