ITextEdit.Delete Method (Int32, Int32)
Deletes a sequence of characters from the buffer.
Namespace: Microsoft.VisualStudio.Text
Assembly: Microsoft.VisualStudio.Text.Data (in Microsoft.VisualStudio.Text.Data.dll)
Syntax
'宣言
Function Delete ( _
startPosition As Integer, _
charsToDelete As Integer _
) As Boolean
bool Delete(
int startPosition,
int charsToDelete
)
bool Delete(
int startPosition,
int charsToDelete
)
abstract Delete :
startPosition:int *
charsToDelete:int -> bool
function Delete(
startPosition : int,
charsToDelete : int
) : boolean
Parameters
- startPosition
Type: System.Int32
The position of the first character to delete.
- charsToDelete
Type: System.Int32
The number of characters to delete.
Return Value
Type: System.Boolean
true if the deletion succeeded; false if it was prevented by a read-only region.
Exceptions
| Exception | Condition |
|---|---|
| InvalidOperationException | The Apply or Cancel or Dispose method has previously been called on this object. |
| ArgumentOutOfRangeException | startPosition is less than zero or greater than the length of the buffer, or charsToDelete is less than zero, or startPosition + charsToDelete is greater than the length of the buffer. |
Remarks
Deleting zero characters will succeed, but will not generate a new snapshot or raise a Changed event.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.