All PHP Reserve Words

There are reserved words in PHP that we can't use to name classes, variables, function parameters, etc. In this post, you will get to know all of them. 

__halt_compiler()
abstract
and
array()
as
break
callable
case
catch
class
clone
const
continue
declare
default
die()
do
echo
else
elseif
empty()
enddeclare
endfor
endforeach
endif
endswitch
endwhile
eval()
exit()
extends
final
finally
fn (as of PHP 7.4)
for
foreach
function
global
goto
if
implements
include
include_once
instanceof
insteadof
interface
isset()
list()
match (as of PHP 8.0)
namespace
new
or
print
private
protected
public
readonly (as of PHP 8.1.0) *
require
require_once
return
static
switch
throw
trait
try
unset()
use
var
while
xor
yield
yield from
__CLASS__
__DIR__
__FILE__
__FUNCTION__
__LINE__
__METHOD__
__NAMESPACE__
__TRAIT__

All of the above words are reserved words in PHP and you should avoid them at all costs. Thanks for reading.