SHELL: line 1: syntax error: bad substitution
SHELL: line 1: syntax error: bad substitution
SHELL: line 1: syntax error: bad substitution
0
SHELL: line 1: 1: bad variable name
SHELL: line 1: 1: bad variable name
SHELL: line 1: 1: bad variable name
SHELL: line 1: 1: bad variable name
_aa
_aa
_aa
_aa
_
_
_
_word
_word
_
_
_
_
_word
_fff
_fff
_fff
_fff
_fff