php if elseif
$a = random_int(0, 10);
$b = random_int(0, 10);
if ($a > $b) {
echo 'a is greater than b';
} elseif ($a == $b) {
echo 'a is equal to b';
} else {
echo 'a is less than b';
}
php elseif
<?php
if ($a > $b) {
echo "a is bigger than b";
} elseif ($a == $b) {
echo "a is equal to b";
} else {
echo "a is smaller than b";
}
?>
php 다른 경우
<?php
if ($a > $b) {
echo "a is bigger than b";
} elseif ($a == $b) {
echo "a is equal to b";
} else {
echo "a is smaller than b";
}
?>
php 경우
<?php
if ($a > $b)
echo "a is bigger than b";
?>
간단한 경우 php
echo empty($address['street2']) ? "Street2 is empty!" : $address['street2'];
if 문 php
if (condition) {
expression
}