Webform simple space and database access, webform Database Access

Webform simple space and database access, webform Database Access

1. Simple controls

Label-text, which is displayed after compilation <span>

Border: 1, color 2, type, such as solid line 3, width
Literal-it can hold many things, such as text, such as alert pop-up window, passing JSt code

TextBox-text box
TextMode-text box type, can be set to password box

-- SingleLine is compiled as type = "text"

-- MultiLine is compiled as type = "text"

-- The Password is compiled as textarea.

 

Warp-text domain wrap attributes
Enabled-visible property
ReadOnly-read-only attribute

Button-buttons are all buttons with the submit function, without common buttons, compiled as submit
OnClientClick-click Event on the server, compiled as click
Confirm verification judgment

ImageButton-image button
ImageUrl image hyperlink

LinkButton-hyperlink style button or button

Simple controls: 4

2. webform database connection method

App_Code puts all classes in the next folder. Add to Select Automatic Creation

No namespace

Simple database query:

 

Button to add the click Time, first button. clicl + = double-click the tab button