Power App用到的一些函數


1、Filter([表名],查詢條件&&查詢條件),會返回一張表;

2、Search([表名], "值", "字段名"),會返回一張表;

3、LookUp([表名],查詢條件),會返回記錄類型;LookUp([表名],查詢條件,字段名),會返回第三個參數的類型的第一個值;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-filter-lookup

4、ResetForm(窗體名),將窗體還原為初始值,新建窗體為空,編輯窗體會還原成剛打開時,返回類型:bool;

5、NewForm(窗體名),將窗體還原為新建窗體,也就是清空,返回類型:bool;

6、EditForm(窗體名),將窗體設置為編輯窗體,需設置item,可在跳轉頁面前使用,返回類型:bool;

7、ViewForm(窗體名),將窗體設置為不可編輯窗體(展示窗體),需設置item,可在跳轉頁面前使用,返回類型:bool;

8、SubmitForm(窗體名),將窗體提交,提交成功會返回true,否則會返回false,可以用它判斷是否顯示提示信息,返回類型:bool;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-form

9、SortByColumns([表名],需要排序的列,"Ascending/Descending",需要排序的列2,"Ascending/Descending"……),會返回一張排序的表;

     SortByColumns([表名],需要排序的列,["列值1","列值2",]),會返回一張表,會將列值1列值2的位置顯示到第一第二行記錄;

10、Sort([表名],需要排序的列,"Ascending/Descending"),會返回一張排序的表;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-sort

11、UpdateContext({變量名:值,變量2名:值})局部變量賦值;同名會修改;返回類型:bool;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-updatecontext

12、Set(變量名,值)全局變量賦值;同上不能一次賦多個變量,返回類型:bool;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-set

13、Navigate(跳轉的屏幕名,跳轉的樣式(可選),{變量名:值})可傳值,返回類型:bool;

14、Back(跳轉的樣式(可選))可傳值,返回類型:bool;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-navigate

15、If(條件,結果,結果1/條件1,結果2,結果3……),返回類型:取決於結果

16、Switch(變量,值,結果,值1,結果1,值2,結果2,……,(如果都不符合)結果default),返回類型:取決於結果

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-if

17、IsBlank(變量(字符串))空為false,有值為true,返回類型:bool;

18、IsEmpty(變量(表))空為false,有值為true,返回類型:bool;

19、Coalesce(值,值1,值2,值3,值4……)會返回第一個有值的值

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-isblank-isempty

20、Table({列1:"值",列2:"值1"},{列1:"值",列2:"值1"}……)返回一個表;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-table

21、Text(需要轉換的變量或值)轉換為文本,返回類型:文本;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-text

22、Value(需要轉換的變量或值,(可選轉換類型))轉換為數值,有字母不行,逗號可以返回類型:數值;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-value

23、User().Email/FullName/Image獲取當前用戶的記錄但是只有電子郵件、全名、圖像;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-user

24、With(記錄,公式),對記錄運行指定公式返回公式的類型,可以將某條記錄的幾個字段合並逗號隔開,或者運算;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-with

25、Now(),獲取當前時間"月/日/年/ 時/分/秒"格式;

26、Today(),獲取當前時間"月/日/年/ "格式;

27、DateAdd(日期,增加的天數),在日期上增加多少天;

28、IsToday(日期),判斷是否是今天,返回日期類型;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-now-today-istoday

29、Year(日期)/Month(日期)/Day(日期)/Hour(日期)/Minute(日期)/Second(日期)/Weekday(日期),獲取當前時間的年份/月份/日期/小時/分鍾/秒數/周幾,返回數值類型;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-datetime-parts

30、Select(按鈕/庫)模擬點擊事件發生;返回類型bool  

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-select

 31、Language()返回當前系統的語言,手機端的話是設置里的語言,可以搭配MicrosoftTranslator.Translate但是這個Ken由於網絡會卡;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-language

32、Len(字符串)獲取長度;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-len

33、Upper(字符串)將字符串中字母轉為大寫;

34、Lower(字符串)將字符串中字母轉為小寫;

34、Proper(字符串)將字符串中單詞的首字母轉為大寫;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-lower-upper-proper

35、Refresh(數據源)刷新數據源。

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-refresh

36、Launch(字符串),跳轉到參數的url界面,也可以用來在手機上跳轉電話tel或者其他;

https://docs.microsoft.com/en-us/powerapps/maker/canvas-apps/functions/function-param

37、ClearCollect(集合,{數據}),清空一個集合后重新添加數據,返回一個集合;

38、Collect(集合,{數據}),向目標集合添加數據,返回一個集合;

39、Clear(集合)、清空一個集合,返回空表;

40、Location.Longitude:獲取當前經度,返回數字類型;

41、Location.Latitude:獲取當前緯度,返回數字類型;

 

 

 

 

https://docs.microsoft.com/en-us/power-apps/maker/canvas-apps/functions/function-clear-collect-clearcollect

未完待續

https://github.com/1425-l/PowerAppFunction.git

 

 

 

 

 


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