UCharacter.IsDigit(Int32) Method

Reference

Definition

Namespace:: Android.Icu.Lang

Assembly:: Mono.Android.dll

Important

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Determines if a code point is a Java digit.

[Android.Runtime.Register("isDigit", "(I)Z", "", ApiSince=24)]
public static bool IsDigit (int ch);

[<Android.Runtime.Register("isDigit", "(I)Z", "", ApiSince=24)>]
static member IsDigit : int -> bool

Parameters

ch: Int32

code point to query

Returns

Boolean

true if this code point is a digit

Attributes: RegisterAttribute

Remarks

Determines if a code point is a Java digit. <br>This method observes the semantics of java.lang.Character.isDigit(). It returns true for decimal digits only. <br><em>Semantic Change:</em> In release 1.3.1 and prior, this treated numeric letters and other numbers as digits. This has been changed to conform to the java semantics.

Java documentation for android.icu.lang.UCharacter.isDigit(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.

Applies to

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