&DEC

The &DEC built-in function returns the decimal equivalent of a hexadecimal value.

&DEC hexadecimal value

&DEC must be used to the right of an assignment statement.

Examples: &DEC

&NUM = &DEC FFFF         -* &NUM is set to 65535
&NAMELEN = &DEC &HEXLEN  -* &NAMELEN is set to a decimal
                         -* length
                         -* for example, if &HEXLEN is 10
                         -* then &NAMELEN is set to 16

Notes:

Hexadecimal values in the range 0 to 7FFFFFFF are returned as positive integers 0 to 2,147,483,647.
Hexadecimal values FFFFFFFF to 80000001 are returned as -1 to -2,147,483,647.
Values outside these ranges or invalid hexadecimal characters cause an NCL error.

More information:

&HEX