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First Function

Description:

The first member of a list.

note

This function is non-evaluable if the list does not contain any members.

Returns:

Any

Parameter:

Parameter	Data Type	Description
1	Any*	The list.

Examples:

When using functions inside a field, remember the field brackets:

{First(VariableName)}

Most Often used on a select statement to ensure only 1 row is returned:

{First(Select ClientAddress from Clients Where ClientName is BuyerName)}

Expression	Result
First( List("a","b","c") )	"a"
First( List( "a" ) )	"a"