CACHEWRITE
The CACHEWRITE function sets a new or updates an existing cache variable. This function specifies the name of a cache variable if one does not already exist. Otherwise, it updates the value of an existing cache variable with the new value.
The value associated to a cache variable is a text expression and returns the new value to the map. Empty value skips creating or updating of a cache variable.
- Syntax:
- CACHEWRITE (single-text-expression, single-text-expression)
- Meaning:
- CACHEWRITE (variable_name, variable_value)
- Returns:
- A single text item.
Examples
- flowlib->CACHEWRITE (“Greeting”, “Hello”)
Writes cache variable, Greeting, with Hello and returns Hello.