PHP Operators

arithmetic

$a + $b
$a - $b
$a * $b
$a / $b
$a % $b
$a ** $b
-$a
+$a
++$a
$a++
--$a
$a--
$a += $b
$a -= $b
$a *= $b
$a /= $b
$a %= $b

$a * $b

Multiplication

Multiply two numbers

Tags

Related

$a *= $b $a / $b

$a = 2 * 3; // 6

1.0+

bitwise

$a & $b
$a | $b
$a ^ $b
~$a
$a << $b
$a >> $b
$a &= $b
$a |= $b
$a ^= $b
$a <<= $b
$a >>= $b

null coalescing

$a ?? $b
$a ??= $b

comparison

$a == $b
$a != $b
$a <> $b
$a === $b
$a !== $b
$a < $b
$a > $b
$a <= $b
$a >= $b
$a && $b
$a || $b
!$a
$a and $b
$a or $b
$a xor $b
$a <=> $b
$a ? $b : $c

generators

yield $a
yield from $a

strings

$a . $b
{$a} {$b}
$a .= $b

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