PhoneNumberFormattingTextWatcher.BeforeTextChanged Method

Definition

Namespace:: Android.Telephony

Assembly:: Mono.Android.dll

Important

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Overloads

Name	Description
BeforeTextChanged(ICharSequence, Int32, Int32, Int32)	This method is called to notify you that, within `s`, the `count` characters beginning at `start` are about to be replaced by new text with length `after`.
BeforeTextChanged(String, Int32, Int32, Int32)	Checks the text being replaced before a phone-number edit.

BeforeTextChanged(ICharSequence, Int32, Int32, Int32)

This method is called to notify you that, within s, the count characters beginning at start are about to be replaced by new text with length after.

[Android.Runtime.Register("beforeTextChanged", "(Ljava/lang/CharSequence;III)V", "GetBeforeTextChanged_Ljava_lang_CharSequence_IIIHandler")]
public virtual void BeforeTextChanged(Java.Lang.ICharSequence? s, int start, int count, int after);

[<Android.Runtime.Register("beforeTextChanged", "(Ljava/lang/CharSequence;III)V", "GetBeforeTextChanged_Ljava_lang_CharSequence_IIIHandler")>]
abstract member BeforeTextChanged : Java.Lang.ICharSequence * int * int * int -> unit
override this.BeforeTextChanged : Java.Lang.ICharSequence * int * int * int -> unit

Parameters

s: ICharSequence

The text before the replacement.

start: Int32

The zero-based index where the replacement will start.

count: Int32

The number of existing characters to replace.

after: Int32

The number of replacement characters.

Implements

BeforeTextChanged(ICharSequence, Int32, Int32, Int32)

Attributes: RegisterAttribute

Remarks

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.

Applies to

BeforeTextChanged(String, Int32, Int32, Int32)

Checks the text being replaced before a phone-number edit.

public void BeforeTextChanged(string? s, int start, int count, int after);

member this.BeforeTextChanged : string * int * int * int -> unit