count( )

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This API is subject to change. Bug fixes and new features will be released based on developer feedback throughout the preview period.

Refines a WixDataAggregate to contain the item count of each group in the aggregation.

The count() method refines a WixDataAggregate contains the item count in each of the aggregate's groups.

When the aggregation is run(), the returned WixDataAggregateResult object contains items with the following additional key:value pair:

  • The key is named count. You can set a custom key using the projectedField parameter.
  • The value is the count of items aggregated in the group.

Note: Aggregations can only be used on collections you have created. They cannot be used on Wix app collections.

Method Declaration
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Method Parameters
projectedFieldstring

Field in the aggregation results that contains the count value. Default: count.

Returns
Return Type:WixDataAggregate
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