A sniffer is a product that analyzes code or network data packets.
Code Analyzer
The PHP_CodeSniffer tool is a PHP PEAR package for static analysis of php code, developed and maintained by Squiz Labs. Use the tag codesniffer for questions regarding this software tool.
Network Data Packets
The most common meaning of a sniffer is a software or hardware product that captures packets of data as they travel a computer network. Use the tag packet-sniffers questions regarding network data packet capture and analysis.
Other Uses
This sniffer tag can be used for questions that are unrelated to the above categories.
