MifareClassic.Decrement(Int32, Int32) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Decrement a value block, storing the result in the temporary block on the tag.
[Android.Runtime.Register("decrement", "(II)V", "")]
public void Decrement (int blockIndex, int value);[<Android.Runtime.Register("decrement", "(II)V", "")>]
member this.Decrement : int * int -> unitParameters
- blockIndex
- Int32
index of block to decrement, starting from 0
- value
- Int32
non-negative to decrement by
- Attributes
Exceptions
if the tag leaves the field
if there is an I/O failure, or the operation is canceled
Remarks
Decrement a value block, storing the result in the temporary block on the tag.
This is an I/O operation and will block until complete. It must not be called from the main application thread. A blocked call will be canceled with IOException if #close is called from another thread.
<p class="note">Requires the android.Manifest.permission#NFC permission.
Java documentation for android.nfc.tech.MifareClassic.decrement(int, int).
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.