compare two files and print difference

Compare two files in linux, and compare two files in linux Recently, I am writing a script to compare the configuration IP address of the/etc/dhcpd file with the IP address obtained by arp-n. This requires finding out the difference between the two

recommended: More Linux file Lookup and comparison commands attention:Linux commands DaquanA CMP command is used to compare two files for differences. When the two files that are compared to each other are exactly the same, the instruction does not

The difference between 1.echo and printThe functions of ECHO and print are essentially the same in PHP (output), but there is a slight difference between the two. echo output does not return a value, but print has a return value that returns Flase

The difference between 1.echo and print The functions of Echo and print in PHP are basically the same (output), but there are subtle differences between the two. There is no return value after the echo output, but print has a return value and

Simply summarize the differences between Echo () and the easy-to-confuse functions like print (), require (), and include () The difference between 1.echo and print The functions of Echo and print in PHP are basically the same (output), but there

CMP compares two files and indicates whether they are different and different bytes. Diff compares two files or directories and indicates which files have different rows. DIFF3 compares three files per line. Sdiff merges two files and outputs the

CMP command: Compare any two types of files, and the results output to the standard output, the default file is the same output, different file output differencesNecessary parameters-C Display different information-l list all the different

The difference between 1.echo and printThe functions of Echo and print in PHP are basically the same (output), but there are subtle differences between the two. There is no return value after the echo output, but print has a return value and returns

The difference between 1.echo and print The functions of ECHO and print are essentially the same in PHP (output), but there is a slight difference between the two. echo output does not return a value, but print has a return value that returns Flase

In the previous series of articles related to the "Bootstrap development Framework", which basically covered the main aspects of my bootstrap framework of the content, overall basically reached a stable state, With the passage of time can introduce