Printf example awk
awk ' printf 10s s\n , 1, 2 ' maillist This command prints the names of the people ( 1 ) in the file maillist as a string of 10 characters that are leftjustified. It also prints the phone numbers (AWK Pretty Printing. So far we have used AWK's print and printf functions to display data on standard output. But printf is much more powerful than what we have seen before. This function is borrowed from the C language and is very helpful while producing formatted output. Below is printf example awk
Using awk with printf printf() function is used to format any output in most of the programming languages. This function can be used with awk command to generate different types of formatted outputs. awk command mainly used for any text file.
The GNU Awk Users Guide: Print Examples. Next: Output 5. 2 print Statement Examples. Each print statement makes at least one line of output. However, it isnt limited to only one line. but any more than this can take up a lot of time. This is why the printf statement was created (see Printf); one of its specialties is lining up 5 Answers. The backticks are essentially command substitution, so whatever the output of uptime awk F, 'print 5' is, will be the argument to printf. The problem with the first approach is that printf just does not accept arguments from stdin; if it did take arguments from stdin, then it would have worked fine.printf example awk Redirecting Output of print and printf. A redirection appears after the print or printf statement. Redirections in awk are written just like redirections in shell commands, except that they are written inside the awk program. There are three forms of output redirection: output to