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Awk time functions: systime, mktime, strftime. systime: systimeGet the timestamp; mktime: Create the timestamp; strftime: Format the time ......

Awk built-in functions: split, tolower, toupper, sprintf. Splits the parameter specified by the String parameter into the array elements ......

To solve the problem of command permission, you can expand the scope of permission. Next, we will introduce it to you with an example. For...

In the daily development process, we sometimes need to do some batch operations, as described in the previous article. Today, we will share how to...

Awk's built-in string processing function is the one we use most.we share with you: index, match, length...

Awk's built-in string processing function is the one we use most. Today, we share with you: gsub, sub, substr....

Awk print function is a built-in function of awk, used for prints its arguments on the standard output (or on a file if > file...

ls -r option lists all files and directories in the current directory in reverse order....

ls -l option lists all files and directories in the current directory in long listing format....

awk supports the following built-in mathematical functions: atan2, cos, exp, log, sin, and sqrt....

ls -a option lists all files and directories in the current directory, including hidden files starting with "."...

In awk, variables are divided into two types: built-in variables and user-defined variables....

In Linux, there are three ways to find empty lines in files using grep and awk commands....

This section describes how to use sed, awk, TR commands to convert strings to lowercase in Linux...

In linux, use the curl command -L option to download the 302 redirected file....