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MQL5 ReferenceStandard LibraryGeneric Data CollectionsIMap<TKey,TValue>TrySetValue 

TrySetValue

Changes the value of the key/value pair from the collection at the specified key.

bool TrySetValue(
   TKey    key,      // key
   TValue  value     // new value
   );

Parameters

key

[in]  Key.

value

[in] The new value to assign to the specified key-value pair.

Return Value

Returns true on successful, or false otherwise.