example15.13

来自「UNIX[1].shell范例精解(第4版)_code」· 13 代码 · 共 9 行

#!/bin/csh
echo -n "Enter -n your grade: "
set grade = $<
if ( $grade < 0 && $grade > 100 ) then
	echo Illegal grade.    # This line will never be executed
exit 1
endif
echo "This line will always be executed."