Array Operators

Array Operators


Example
Name
Result




$a + $b
Union
Union of $a and $b.


$a == $b
Equality
TRUE if $a and $b have the same key/value pairs.


$a === $b
Identity
TRUE if $a and $b have the same key/value pairs in the same order and of the same types.


$a != $b
Inequality
TRUE if $a is not equal to $b.


$a <> $b
Inequality
TRUE if $a is not equal to $b.


$a !== $b
Non-identity
TRUE if $a is not identical to $b.



The + operator appends elements of remaining keys from the right handed array to the left handed, whereas duplicated keys are…