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作者 s540421 在 PTT [ Ajax ] 看板的留言(推文), 共72則
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2F推: 推08/19 12:07
9F推: 前後端分離另個好處是後端能支援多種前端,重用後端邏輯08/19 12:02
10F→: ,當有需求調整時就不用寫到死了08/19 12:02
1F推: 能提供hostname的設定值嗎?03/18 10:20
1F推: 有dump error出來看過內容嗎?03/18 10:29
4F推: directive有hostlistener,turtorial有這段03/18 10:34
1F推: 要抓到plane的position與高度,然後stone和plane的邊緣碰06/13 19:42
2F→: 觸時再用clearInterval清掉週期性計時器06/13 19:42
3F→: 要注意你的stonerelative不是absolute,移動時可能會更06/13 19:43
4F→: 動到排版06/13 19:43
5F→: stone是relative不是absolute06/13 19:44
7F推: clearInterval這行有錯06/13 22:29
8F→: clearInterval要帶入的第一參數是setTimeout所回傳的數值06/13 22:30
9F→: 或是setInterval所回傳的數值06/13 22:30
10F→: 你要用個變數儲存setInterval傳出的數值,然後留給06/13 22:31
11F→: clearInterval去用06/13 22:31
12F→: 這數值是計時器的識別ID,供後續操作所用的06/13 22:34
17F→: 因為你的function沒有right bracket,程式無法運作06/14 11:17
1F推: 有趣01/08 14:31
2F→:var global.openhome = global.openhome || {}; 這是錯的01/01 01:38
3F→:要改成global.openhome = global.openhome || {};01/01 01:39
4F→:變數名稱只允許字母和底線,不允許dot01/01 01:39
5F→:省去這錯誤不看,這段的意思是將最外層的this變數傳入01/01 01:40
6F→:function內作為名為global的變數,可以當作alias01/01 01:41
7F→:之後要存取openhome要使用global.openhome來存取01/01 01:41
8F→:這邊比較重要的是root scope的this是代表window物件01/01 01:42
9F→:這行之後,要在root scope存取openhome的話要使用01/01 01:49
10F→:openhome, this.openhome, window.openhome其中一種01/01 01:50
3F推:var i 要宣告在迴圈內外都可以,javascript本身有提升機12/29 20:34
4F→:制,會自動把for statement上的變數宣告提升到scope開頭12/29 20:35
5F→:else內則是把i的值加上1,然後賦值給a[i]12/29 20:37
6F→:你明白for迴圈機制的話會明白這段迴圈會執行5次12/29 20:38
7F→:變數i的值會從0開始逐次增加1,0->1->2->3->412/29 20:38
8F→:而label這東西如1F所言,可以不用看,這是時代遺物12/29 20:41
9F→:至於最後的問題,變數名稱要怎麼取隨你高興,符合規則就好12/29 20:45
10F→:如果給他new Array或[],這變數就是一個陣列12/29 20:45
11F→:你賦予字串給它,它就是存有字串的變數,這是弱形態的特性12/29 20:46
1F→:沒寫JSP幫不太上,有用過Firebug之類的工具觀察request是12/29 20:31
2F→:否有正確送出嗎?12/29 20:31