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sub_00
2012 Jul 16
2
extract number from a mixture of character and number
Hi, all,
I have a column like the following:
ID TIME
sub_001 0
sub_001 24
sub_002 0
sub_002 24
sub_003 0
sub_003 24
sub_004 0
sub_005 24
..
..
is there a way for me to just extract the numeric numbers from the ID
column, omitting sub_?
thanks,
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