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.