Is it possible to append a string like "ID" to a variable name in PHP?

Yes, it is possible to append a string like "ID" to a variable name in PHP by using the curly braces syntax. This allows you to concatenate the variable name with the desired string. By enclosing the variable name in curly braces and appending the string outside of the braces, you can achieve the desired result.

$variable = "example";
$newVariable = $variable . "ID";
echo $newVariable; // Output: exampleID