List Defination Type in Sharepoint 2010

Type (as shown on the Create Column page)	Field Type	Notes	MSDN Links
Single line of text	Type=”Text”		Microsoft.Sharepoint.SPFieldText
Multiple lines of text	Type=”Note”	In the Create Column page, can pick the type of text to allow. To enable the different sub-types, you need to set a couple of other attributes on the field element. Plain Text RichText=”FALSE”  (default value) Rich Text RichText=”TRUE” RichTextMode=”Compatible”  (default value) Enhanced Text RichText=”TRUE” RichTextMode=”FullHtml” In addition, you can also set the number of lines to display using the NumLine attribute. Further Information on MSDN:	Microsoft.Sharepoint.SPFieldMultiLineText
Choice (menu to choose from)	Single Choice Type=”Choice” Multi-Choice Type=”MultiChoice"	Pick the display format for the Choice and Multi-Choice types, respectively: Drop-Down Menu or Combo Box Format=”Dropdowns” Radio Buttons or Check Boxes Format=”RadioButtons” Define the options a user can pick from using the Choices element. Below is a skeleton to explain this. <Field Name=”MyOptions” Type=……>   <CHOICES>      <CHOICE>Option 1</CHOICE>      <CHOICE>Option 2</CHOICE>   </CHOICES> </Field> If you would like to give the user an option to add their own value, set the attribute FillInChoice=”TRUE”.	Microsoft.Sharepoint.SPFieldChoice Microsoft.Sharepoint.SPFieldMultiChoice
Number	Type=”Integer”	This field type also lets you define: Minimum Value (0 for example) Min=”0” Maximum Value (100 for example) Max=”100” Decimal Places (Default is Automatic, example 2 decimal places) Decimals=”2” Show as Percentage (Default is False) Percentage=”FALSE”	Microsoft.SharePoint.SPFieldNumber
Currency	Type=”Currency”	This field type also lets you define: Minimum Value (0 for example) Min=”0” Maximum Value (100 for example) Max=”100” Decimal Places (Default is Automatic, example 2 decimal places) Decimals=”2” Currency Format This sets the display format of the currency. LCID=”3081” 3081 sets the format English – Australian. For a complete list of Locales, see the MSDN link in the next column.	Microsoft.Sharepoint.SPFieldCurrency Locale IDs
Date and Time	Type=”DateTime”	This field also lets you define: Date and Time Format Show the date only: Format=”DateOnly” Show the date and time: Format=”DateTime”	Microsoft.Sharepoint.SPFieldDateTime
Yes/No	Type=”Boolean”	When setting the default value, you need to use the binary values: No/False = 0 Yes/True = 1	Microsoft.Sharepoint.SPFieldBoolean
Person or Group	Single User or Group Type=”User” Multiple Users or Groups Type=”MultiUser”	This field also lets you define: Allow multiple selections  Set the Type to MultUser and the attribute Mult=”TRUE” Allow selection of People Only UserSelectionMode=”PeopleOnly” People and Groups UserSelectionMode=”PeopleAndGroups” Choose from If you want to limit the option list to a SharePoint Group, use the UserSelectionScope attribute. Set it to the ID of the SharePoint group (Integer value). For example, UserSelectionScope=”3”. Show field Set the name of the field from the User’s profile properties that you want to display. For example, show the user’s name property: ShowField=”Name” If you would also like to show presence (Office Communicator integration required): Presence=”TRUE”	Microsoft.Sharepoint.SPFieldUser
Hyperlink or Picture	Type=”URL”	You can display the URL as a Hyperlink or Picture. Use the Format attribute to pick which one: Hyperlink Format=”Hyperlink” Picture Format=”Image”	Microsoft.Sharepoint.SPFieldUrl