This represents a specific date and a set of a quantity that is recorded for that date.

Related API

Properties and features

Pixel has the following properties:
  • date
  • quantity
  • optionalData


This is a property for representing when is the date of Pixel .
You need to specify the date in yyyyMMdd format.


You can specify a quantity that you want to register to the date that specified by date with this property.
You can’t register a quantity that is not matched with type of Graph that the Pixel belongs.
If you register a decimal as quantity to this property, you can specify up to the second decimal place.


By using this property, you can specify additional information to the date that is specified with date .
Additionally, as a limited feature for Pixela Supporters, it is possible to add optionalData to Graph ’s SVG as an attribute. For more detail, please see the following pages:


  • This API is mainly for updating an existing Pixel , but if the corresponding Pixel doesn’t exist, then register a new Pixel at the same time.


  • Information that can be registered in optionalData should be matched with the following two conditions:
    • Must be JSON string.
    • Must be a string of less than 10KB in length.

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