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11-30-2009
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lower case to upper case
Hi i want to change lower case letters from lower case to upper case for only one particular column. so my file looks like this Code:
YU09m ERTR YU88j UIOE I want to change it so the letters all on column 1 are upper case Code:
YU09M ERTR YU88J UIOE thanks 
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11-30-2009
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Try: Code:
sed 's/[^ \t]*/\U&/' infile |
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11-30-2009
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or tr: Code:
tr -s '[:lower:]' '[:upper:]' < oldfile > newfile |
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