+ - * / % **== vs === (strict)!= vs !==<=> — spaceship operator (PHP 7)&&, ||, !, and, or. — concatenation.= — concatenation assignment?? — null coalescing??= — null coalescing assignment<?php
// Perbandingan
echo "== : '5' == 5 → " . var_export("5" == 5, true) . "
";
echo "=== : '5' === 5 → " . var_export("5" === 5, true) . "
";
// Spaceship
echo "1 <=> 2 → " . (1 <=> 2) . "
";
echo "2 <=> 2 → " . (2 <=> 2) . "
";
echo "3 <=> 2 → " . (3 <=> 2) . "
";
// Concatenation
$greeting = "Hello" . ", " . "World!";
echo $greeting . "
";
// Null coalescing
$name = null;
echo "name ?? 'Guest' → " . ($name ?? "Guest") . "
";
$name ??= "Default";
echo "After ??= : $name";
?>