Attributes.IMap.ContainsKey(Object) Method
Definition
Important
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Returns true if this map contains a mapping for the specified key.
bool IMap.ContainsKey(Java.Lang.Object? key);abstract member Java.Util.IMap.ContainsKey : Java.Lang.Object -> bool
override this.Java.Util.IMap.ContainsKey : Java.Lang.Object -> boolParameters
- key
- Object
key whose presence in this map is to be tested
Returns
true if this map contains a mapping for the specified key
Implements
Remarks
Returns true if this map contains a mapping for the specified key. More formally, returns true if and only if this map contains a mapping for a key k such that Objects.equals(key, k). (There can be at most one such mapping.)
Java reference for java.util.Map.containsKey.
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