CLEARCOMMON

The CLEARCOMMON statement sets all variables in the unnamed common area to zero. Used with a common block name, it clears the named common.

Format

CLEARCOMMON {name}

CLEAR COMMON {name}

If name is omitted, all variables in the unnamed common area are set to zero. Other variables are not affected.

If name is present, it must be the name of a common block defined in the program. All variables in this common block will be cleared.

Examples

COMMON A,B,C

CLEARCOMMON

All variables in the unnamed common area (A, B and C) are set to zero.

COMMON /MYDATA/P,Q,R

CLEARCOMMON MYDATA

All variables in the MYDATA common block (P, Q and R) are set to zero.

See also:

CLEAR, COMMON