ift()

Read(343) Label: table sequence,

Description:

Find whether an object is a table sequence.

Syntax:

ift(x)

Note:

The function finds whether the parameter x is a table sequence.

Parameter:

x

Any object, for example a constant, an expression, a record, a record sequence, a sequence or a table sequence.

Return value:

true/false

Example:

 

A

 

1

=demo.query("select * from EMPLOYEE")

 

2

=ift(A1(1))

false

3

=ift(A1)

true

4

=ift([1,2,3])

false

Related functions:

ifr()

ifa()

ifv()