1.a container that has been emptied;
return all empties to the store
2.holding or containing nothing;
an empty glass
3.devoid of significance or point;
empty promises
4.having nothing inside;
an empty sphere
5.needing nourishment;
after skipped lunch the men were empty by suppertime
6.emptied of emotion;
after the violent argument he felt empty
1.make void or empty of contents;
Empty the box
2.become empty or void of its content;
The room emptied
3.leave behind empty; move out of;
You must vacate your office by tonight
4.remove;
Empty the water
5.excrete or discharge from the body
empty (PHP 3, PHP 4 ) empty -- 檢查一個變量是否為空 (C#) empty表示空字符串,只讀 描述 bool empty ( mixed var) 如果 var 是非空或非零的值,則 empty() 返回 FALSE。換句話說,""、0、"0"、NULL、FALSE、array()、var $var; 以及沒有任何屬性的對象都將被認為是空的,如果 var 為空,則返回 TRUE。 除了當變量沒有置值時不產生警告之外,empty() 是 (boolean) var 的反義詞。參見轉換為布爾值獲取更