Name

isarray — Check for a valid array

Synopsis

boolean isarray ( in x any );

Description

isarray is true if the argument is a valid argument to aref. This is the case for any string or vector.

Parameters

x

The variable to be checked.

Return Values

1 - if arg is an array (vector()) or string (varchar, char) otherwise return 0.

Errors

No error, it always succeeds.