論壇 › PHP › Conditional Statements

redd 發表於 2020-10-17 16:43:06

Conditional Statements

<?php
$t = date("H");

if ($t < "10") {
echo "Have a good morning!";
} elseif ($t < "20") {
echo "Have a good day!";
} else {
echo "Have a good night!";
}
?> if...elseif...else

redd 發表於 2020-10-17 16:49:43

<?php
$favcolor = "red";

switch ($favcolor) {
case "red":
    echo "Your favorite color is red!";
    break;
case "blue":
    echo "Your favorite color is blue!";
    break;
case "green":
    echo "Your favorite color is green!";
    break;
default:
    echo "Your favorite color is neither red, blue, nor green!";
}
?> 注意 break 和 default。

查看完整版本: Conditional Statements