In the above example, the awk command prints all the line which matches with the ‘manager’. 3. Splitting a Line Into Fields :For each record i.e line, the awk command splits the record delimited by whitespace character by default and stores it in the $n variables. If the line has ...
https://www.gnu.org/software/gawk/manual/gawk.html#Getting-Started https://www.geeksforgeeks.org/awk-command-unixlinux-examples/tutorial https://www.runoob.com/linux/linux-comm-awk.htmltutorial Summary of AWK Commands简明介绍 https://sparky.rice.edu//~hartigan/awk.html如何使用 awk 我们找到了...
In this example, the awk command defines two input files. The same file, but processed twice. The output is the first field value and the FNR variable. Now, check the NR variable and see the difference: $ awk ' BEGIN {FS=","} {print $1,"FNR="FNR,"NR="NR} END{print "Total",...
awk-F':''BEGIN {count=0;} {name[count] = $1;count++;}; END{for (i = 0; i < NR; i++) print i, name[i]}'/etc/passwd root daemon bin sys sync games ... 这里使用for循环遍历数组 本文摘自:
Consider the following text file as the input file for all cases below. 1 2 3 4 5 6 7 8 9 $cat> employee.txt ajay manager account 45000 sunil clerk account 25000 varun manager sales 50000 amit manager account 47000 tarun peon sales 15000 ...