I have to put in a bash variable the first line of a file. I guess it is with the grep command, but it is any way to restrict the number of lines?
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I have to put in a bash variable the first line of a file. I guess it is with the grep command, but it is any way to restrict the number of lines?
headtakes the first lines from a file, and the-nparameter can be used to specify how many lines should be extracted: