Dictionary.Put(Object, Object) Method
Definition
Important
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Maps the specified key
to the specified
value
in this dictionary.
[Android.Runtime.Register("put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;", "GetPut_Ljava_lang_Object_Ljava_lang_Object_Handler")]
public abstract Java.Lang.Object? Put (Java.Lang.Object? key, Java.Lang.Object? value);
[<Android.Runtime.Register("put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;", "GetPut_Ljava_lang_Object_Ljava_lang_Object_Handler")>]
abstract member Put : Java.Lang.Object * Java.Lang.Object -> Java.Lang.Object
Parameters
- key
- Object
the hashtable key.
- value
- Object
the value.
Returns
the previous value to which the key
was mapped
in this dictionary, or null
if the key did not
have a previous mapping.
- Attributes
Remarks
Maps the specified key
to the specified value
in this dictionary. Neither the key nor the value can be null
.
If this dictionary already contains an entry for the specified key
, the value already in this dictionary for that key
is returned, after modifying the entry to contain the new element.
If this dictionary does not already have an entry for the specified key
, an entry is created for the specified key
and value
, and null
is returned.
The value
can be retrieved by calling the get
method with a key
that is equal to the original key
.
Java documentation for java.util.Dictionary.put(K, V)
.
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.