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<?php register_shutdown_function(function () { echo "shutdown 1\n"; header_register_callback(function () { echo "header 1\n"; }); }); header_register_callback(function () { echo "header 2\n"; register_shutdown_function(function () { echo "shutdown 2\n"; }); });
Output for git.master, git.master_jit, rfc.property-hooks
header 2 shutdown 1 shutdown 2

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