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<?php function _empty($value) { return $value ? 'non_empty' : 'empty'; } function _empty_fix($value) { $value = is_numeric($value) ? floatval($value) : $value; return $value ? 'non_empty' : 'empty'; } echo "normal :\n"; echo "\n0 : ", _empty(0); echo "\n0.0 : ", _empty(0.0); echo "\n'0.0' : ", _empty("5.0"); echo "\n\nfix :\n"; echo "\n0 : ", _empty_fix(0); echo "\n0.0 : ", _empty_fix(0.0); echo "\n'0.0' : ", _empty_fix('0.0');
Output for git.master, git.master_jit, rfc.property-hooks
normal : 0 : empty 0.0 : empty '0.0' : non_empty fix : 0 : empty 0.0 : empty '0.0' : empty

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