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JSONObject.IsNull(String) Method

Definition

Returns true if this object has no mapping for name or if it has a mapping whose value is #NULL.

[Android.Runtime.Register("isNull", "(Ljava/lang/String;)Z", "GetIsNull_Ljava_lang_String_Handler")]
public virtual bool IsNull (string? name);
[<Android.Runtime.Register("isNull", "(Ljava/lang/String;)Z", "GetIsNull_Ljava_lang_String_Handler")>]
abstract member IsNull : string -> bool
override this.IsNull : string -> bool

Parameters

name
String

Returns

Attributes

Remarks

Returns true if this object has no mapping for name or if it has a mapping whose value is #NULL.

Java documentation for org.json.JSONObject.isNull(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