What is the Shell-Operator in PHP and how is it used?

The Shell-Operator in PHP, denoted by backticks (`), allows you to execute shell commands within your PHP code. This can be useful for running system commands, accessing command-line tools, or interacting with the operating system. Example: 

$output = `ls -la`;
echo $output;

Keywords

Shell-Operator PHP command execution backticks shell_exec

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