如何在 PHP 中使用 switch case 'or'

2022-01-19 00:00:00 switch-statement php case

有没有办法在 PHP 开关中使用或"运算符或等效运算符?

Is there a way of using an 'OR' operator or equivalent in a PHP switch?

例如,像这样的:

switch ($value) {

    case 1 || 2:
        echo 'the value is either 1 or 2';
        break;
}

推荐答案

switch ($value)
{
    case 1:
    case 2:
        echo "the value is either 1 or 2.";
    break;
}

这被称为通过"案例块.该术语存在于大多数实现 switch 语句的语言中.

This is called "falling through" the case block. The term exists in most languages implementing a switch statement.

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