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<?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('Rajitha'); wrap('tobacco');
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 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
Your username is Rajitha tobacco
preferences:
315.98 ms | 406 KiB | 424 Q