switch php

1$age=20;
2switch ($age) {
3	case 19:
4        echo "Age is 18";
5        break;
6    case 20:
7        echo "Age is 20";
8        break;
9    case 21:
10        echo "Age is 21";
11        break;
12}

1switch ($element) {
2    case 0:
3        echo "i es igual a 0";
4        break;
5    case 1:
6        echo "i es igual a 1";
7        break;
8    case 2:
9        echo "i es igual a 2";
10        break;
11}

1
2<?php
3switch ($i) {
4    case "apple":
5        echo "i is apple";
6        break;
7    case "bar":
8        echo "i is bar";
9        break;
10    case "cake":
11        echo "i is cake";
12        break;
13}
14?>
15
16

1switch ($i) {
2    case 0:
3        echo "i ist gleich 0";
4        break;
5    case 1:
6        echo "i ist gleich 1";
7        break;
8    case 2:
9        echo "i ist gleich 2";
10        break;
11}

1switch ([$color, $size]) {
2    case ['blue', 'small']:
3        echo 'blue and small';
4    break;
5
6    case ['red', 'large'];
7        echo 'red and large';
8    break;
9}

1switch ($i) {
2    case 0:
3        echo "i equals 0";
4        break;
5    case 1:
6        echo "i equals 1";
7        break;
8    case 2:
9        echo "i equals 2";
10        break;
11    default:
12       echo "i is not equal to 0, 1 or 2";
13}