ptarjan
21 linhas
289 B
PHP
21 linhas
289 B
PHP
<?php
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function f() {
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$n = "x";
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$g = "y";
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global $$g;
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$x = 0;
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$$g = 0;
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print ":".empty($x).":\n";
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print ":".empty($$n).":\n";
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print ":".empty($$g).":\n";
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$x = 1;
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$$g = 1;
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print ":".empty($x).":\n";
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print ":".empty($$n).":\n";
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print ":".empty($$g).":\n";
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}
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f();
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