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--TEST-- Simple math tests --POST-- --GET-- --FILE-- <?php echo abs(-1) . "\n"; echo abs(-1.5) . "\n"; echo abs("-1") . "\n"; echo abs("-1.5") . "\n"; echo ceil(-1.5) . "\n"; echo ceil(1.5) . "\n"; echo floor(-1.5) . "\n"; echo floor(1.5) . "\n"; ?> --EXPECT-- 1 1.5 1 1.5 -1 2 -2 1