and php
$a and $b And true if both $a and $b are true.
$a or $b Or true if either $a or $b is true.
$a xor $b Xor true if either $a or $b is true, but not both.
! $a Not true if $a is not true.
$a && $b And true if both $a and $b are true.
$a || $b Or true if either $a or $b is true.logical operator php
OPERATOR NAME EXAMPLE
and And $x and $y
or Or $x or $y
xor Xor $x xor $y
&& And $x && $y
|| Or $x || $y
! Not !$xphp != operator
$a == $b Equal TRUE if $a is equal to $b after type juggling.
$a === $b Identical TRUE if $a is equal to $b, and they are of the same type.
$a != $b Not equal TRUE if $a is not equal to $b after type juggling.
$a <> $b Not equal TRUE if $a is not equal to $b after type juggling.
$a !== $b Not identical TRUE if $a is not equal to $b, or they are not of the same type.
$a < $b Less than TRUE if $a is strictly less than $b.
$a > $b Greater than TRUE if $a is strictly greater than $b.
$a <= $b Less than or equal to TRUE if $a is less than or equal to $b.
$a >= $b Greater than or equal to TRUE if $a is greater than or equal to $b.
$a <=> $b Spaceship An integer less than, equal to, or greater than zero when $a is less than, equal to, or greater than $b, respectively. Available as of PHP 7.php ?? operator
$x = expr1 ?? expr2 Null coalescing return expr1 if not null or availableCopyright © 2021 Codeinu
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