Difference between revisions of "Linux Bible"
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=== '''awk''' === | === '''awk''' === | ||
| + | 计算文件第3列的和 | ||
| + | awk '{ x += $3 } END { print x }' myfile.txt | ||
=== '''tar''' === | === '''tar''' === | ||
Revision as of 12:34, 9 April 2021
Contents
Bash
Var OP
Array
Loop Array
ls
sed
sed -n '/^-----BEGIN CERTIFICATE-----/,/^-----END CERTIFICATE-----$/p' server.crt
awk
计算文件第3列的和
awk '{ x += $3 } END { print x }' myfile.txt
