Array.GetLength |
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Returns the length of an existing array.
Syntax function Array.GetLength(AArray: array): integer
Alternative Names
Description GetLength returns the length of the given array.
AArray holds a previously created array of any length.
The Return Value is the current length of the array.
Example execute UDSBlock returns (length_value integer, single_array_value varchar(100)) as begin array_value = Array.Create('zero', 'one', 'two'); single_array_value = array_value[0]; length_value = Array.Length(array_value); suspend; /* returns 3 and 'zero' */
/* extends array with another 2 items */ Array.SetLength(array_value, 5); single_array_value = array_value[3]; length_value = Array.Length(array_value); suspend; /* returns 5 and NULL */ end |