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<?php $a = 'a_global'; function foo() { $a = 'a_local'; var_dump($a); static $a; var_dump($a); $a = 'a_static'; var_dump($a); global $a; var_dump($a); } foo(); echo "---\n"; foo();
Output for git.master_jit, git.master, rfc.property-hooks
string(7) "a_local" NULL string(8) "a_static" string(8) "a_global" --- string(7) "a_local" string(8) "a_static" string(8) "a_static" string(8) "a_global"

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