今天下午,都在鬱悶這個問題,想不通,後來明白了,兩個var型的變數如果直接的用> <來判斷的話,都是預設他們是string型的變數,這顯然與我們的關係不符合。所以我用了強制類型轉換函式。parseFloat()function isQuantityOutOfRange(theForm){alert('aaaaaaaaaaaaaaaaaaaaaaa'); var msg = "請輸入一個合法數量"; var len = theForm.QUANTITY2.length; for
String [] str1={"1001","1002","1003"};String [] str2={"1001","1005","1010","1003"};Vector v = new Vector();for (int i = 0; i < str1.length; i ++) {if (!v.contains(str1[i])) {v.add(str1[i]);}}for (int i = 0; i < str2.length; i ++) {if
//增加 i := ListView1.Items.Count; with ListView1 do begin ListItem:=Items.Add; ListItem.Caption:= IntToStr(i); ListItem.SubItems.Add('第 '+IntToStr(i)+' 行'); ListItem.SubItems.Add('第三列內容'); end;//按標題刪除 for i:=ListView1.Items.Count-1 do
研二實習工作工作開始了。給我分配的第一個任務是給中能電力做一個靜態網站。在這過程中我學到了一些知識。下面的代碼是我製作的導航條,使用javascript和html製作。有成就感! <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><TITLE>ABB</TITLE><META http-equiv=Content-Type
The method modifiers consist of the following: annotations access modifiers abstract static final: A final method cannot be overridden in a subclass. synchronized: A synchronized method has additional semantics related to the control of