&SYSOPT_CURR_OPTABLE System Variable Symbol

You can use &SYSOPT_CURR_OPTABLE to obtain the current OPTABLE value in use. The variable is assigned a read-only value and can be used in open code. The value of &SYSOPT_CURR_OPTABLE can be a string of up to 3-characters. This variable is available on z/OS®, z/VM®, z/VSE®, and Linux® on IBM Z®.
Notes:
  1. The value of the type attribute of &SYSOPT_CURR_OPTABLE (T'&SYSOPT_CURR_OPTABLE) is always U.
  2. The value of the count attribute (K'&SYSOPT_CURR_OPTABLE) is the number of characters assigned.