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Hi,
Below is a scattered representation of numbers .
[0][0]1[0] 2[0]
[0][0]
1[0]1 2[0]2

1[0]1 2[0]2
[0][0]1[0] 2[0]
[0][0]
[0][0]1[0] 2[0]
[0][0]
1[0]1 2[0]2 ...

Hi,
I have a test file name test.txt with its contents
string
21345
qwee
strinn
strriin
striin

i need to delete all the words except the word STRING
I used the command
cat test.txt | sed...