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<?php $x=5;/* this multiline comment */ $y=10; //this is global echo $y; echo '<br>'; function add(){ $z=11; echo "local scope z: $z"; global $x,$y; $a=$x+$y; echo $a; } add(); echo "variable z is: $z"; echo $a;
Output for git.master, git.master_jit, rfc.property-hooks
10<br>local scope z: 1115 Warning: Undefined variable $z in /in/OEXSo on line 14 variable z is: Warning: Undefined variable $a in /in/OEXSo on line 15

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