linux - dd: invalid argument 'ucase' to 'conv' -



linux - dd: invalid argument 'ucase' to 'conv' -

why 'ucase' value not working attribute 'conv' in unix ?

error info

➤ dd if=mergefile of=dddemo conv=ucase dd: invalid argument 'ucase' 'conv'

you're using version of dd(1) doesn't understand ucase conversion specifier, such 1 included busybox.

linux unix dd

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