共用方式為


PackageManager.HasSystemFeature Method

Definition

Overloads

HasSystemFeature(String, Int32)

Check whether the given feature name and version is one of the available features as returned by #getSystemAvailableFeatures().

HasSystemFeature(String)

Check whether the given feature name is one of the available features as returned by #getSystemAvailableFeatures().

HasSystemFeature(String, Int32)

Check whether the given feature name and version is one of the available features as returned by #getSystemAvailableFeatures().

[Android.Runtime.Register("hasSystemFeature", "(Ljava/lang/String;I)Z", "GetHasSystemFeature_Ljava_lang_String_IHandler", ApiSince=24)]
public abstract bool HasSystemFeature (string featureName, int version);
[<Android.Runtime.Register("hasSystemFeature", "(Ljava/lang/String;I)Z", "GetHasSystemFeature_Ljava_lang_String_IHandler", ApiSince=24)>]
abstract member HasSystemFeature : string * int -> bool

Parameters

featureName
String
version
Int32

Returns

Returns true if the devices supports the feature, else false.

Attributes

Remarks

Check whether the given feature name and version is one of the available features as returned by #getSystemAvailableFeatures(). Since features are defined to always be backwards compatible, this returns true if the available feature version is greater than or equal to the requested version.

Java documentation for android.content.pm.PackageManager.hasSystemFeature(java.lang.String, 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

HasSystemFeature(String)

Check whether the given feature name is one of the available features as returned by #getSystemAvailableFeatures().

[Android.Runtime.Register("hasSystemFeature", "(Ljava/lang/String;)Z", "GetHasSystemFeature_Ljava_lang_String_Handler")]
public abstract bool HasSystemFeature (string featureName);
[<Android.Runtime.Register("hasSystemFeature", "(Ljava/lang/String;)Z", "GetHasSystemFeature_Ljava_lang_String_Handler")>]
abstract member HasSystemFeature : string -> bool

Parameters

featureName
String

Returns

Returns true if the devices supports the feature, else false.

Attributes

Remarks

Check whether the given feature name is one of the available features as returned by #getSystemAvailableFeatures(). This tests for the presence of <em>any</em> version of the given feature name; use #hasSystemFeature(String, int) to check for a minimum version.

Java documentation for android.content.pm.PackageManager.hasSystemFeature(java.lang.String).

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