- Journey Optimizer documentation
- What’s new?
- Get started
- Journeys
- Campaigns
- Email channel
- In-app channel
- Push notification channel
- SMS channel
- Direct mail
- Web channel
- Landing pages
- Content management
- Audiences, profiles and identity
- Track and monitor
- Decision management
- Get started with Decision management
- Create components
- Create rankings
- Create and manage offers
- Create and manage decisions
- Use batch decisioning
- Collect event data
- Create Decision Management reports
- Export your offer catalog
- API Reference
- Getting started
- Create and manage offers using APIs
- Deliver offers using APIs
- Data management
- Configuration
- Get started with Journey Optimizer configuration
- Set up channel surfaces
- Delegate email subdomains
- Monitor email addresses
- Use seed lists
- Support for archiving
- Change execution addresses
- Configure frequency rules
- Configure journeys
- Sources
- Access control
- Privacy
countOnlyNull
Counts the number of null values in the list.
Category
Aggregation
Function syntax
countOnlyNull(<listAny>)
Parameters
| Parameter | Type |
|---|---|
| List | listString |
| List | listBoolean |
| List | listInteger |
| List | listDecimal |
| List | listDuration |
| List | listDateTime |
| List | listDateTimeOnly |
| List | listDateOnly |
Signature and returned type
countOnlyNull(<listAny>)
Returns an integer.
Example
countOnlyNull([10,2,10,null])
Returns 1.
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