The Exec is a scripting language used by the CMS EXEC processor integrated with the IBM virtual machine. The Exec run the character of 130 long when type from the terminal and when read the character from the file it show the 72 characters. The code of the EXEC parses into the 8 character long blank-delimited tokens. EXEC scripting language allows the variable like other scripting languages. The variables have an ampersand followed by the up to seven alphanumeric character. There are are two types of variables user defined and per-defined variables.
&variable = <value-assign>
/* EXEC CICS RETURN TRANSID(NEXT) */ DO; DCL DFHENTRY_B62D3C38_296F2687 BASED(ADDR(DFHEI0)) OPTIONS(INTER ASSEM BLER) ENTRY(*,CHAR(4)); CALL DFHENTRY_B62D3C38_296F2687('xxxxxxxxxxxxxxxxx' /* '0E 08 80 00 03 00 00 10 00 F0 F0 F0 F0 F0 F0 F1 F0 'X */, NEXT); END;