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run code in 150+ php & hhvm versions
Bugs & Features
<?php function set_name($name) { $GLOBALS['name'] = $name; } function get_name() { return $GLOBALS['name']; /* Above line is equal to: * global $name; * return $name; */ } function wrap($txt) { echo 'Your username is ' . get_name() . ' ' . $txt; } /* You should not print/echo stuff in a function. So the better way would be: * function wrap($txt) { * return 'Your username is ' . get_name() . $txt; * } * echo wrap($txt) */ // Usage: set_name('efs'); wrap('tobacco');
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Your username is efs tobacco