Indexing Bigmap Update
The @indexBigMapChange decorator can be used to mark an indexer method that will be listening for when a value in a bigmap stored with the contract changes.
When a bigmap change is detected on an indexed contract, the method will be invoked with detailed information about the change.
Parameters
The following parameters will be passed to the indexing method:
Name | Description |
---|---|
| The changed key in the bigmap. The exact type will depend on the code of the contract. |
| The new value (or |
| The DbContext to store data to. |
| The BigMapUpdateIndexingContext with additional information about the change. |
Example
The following code will print the value of the property bar
every time the contract's bigmap called foo
is updated:
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