c:\test>perl -wle"@b = 1.. 10; $#a = 10; print \$_ for @a"
Name "main::b" used only once: possible typo at -e line 1.
SCALAR(0x225138) SCALAR(0x225120) SCALAR(0x225144) SCALAR(0x225168)
SCALAR(0x18243b0) SCALAR(0x1824428) SCALAR(0x1824434) SCALAR(0x1824440)
SCALAR(0x182beac) SCALAR(0x182beb8) SCALAR(0x182bec4)

c:\test>perl -wle"@b = 1.. 100; $#a = 10; print \$_ for @a"
Name "main::b" used only once: possible typo at -e line 1.
SCALAR(0x225138) SCALAR(0x225120) SCALAR(0x225144) SCALAR(0x225168)
SCALAR(0x18243b0) SCALAR(0x1824428) SCALAR(0x1824434) SCALAR(0x1824440)
SCALAR(0x182bd80) SCALAR(0x182bd8c) SCALAR(0x182bd98)