Can case write two values ​​in js?

Yes, case statements in JavaScript can contain multiple values, allowing checking for multiple similar values ​​or contiguous ranges of values ​​in a single branch.

Can a case statement in JavaScript contain multiple values?

Answer: Yes

Details:

JavaScript case statements allow inclusion in a single case branch Multiple values. This syntax can be used in the following situations:

• When multiple similar values ​​need to be checked.
• When the value belongs to a continuous range.

Syntax:

switch (expression) {
  case value1:
  case value2:
    // 执行代码
    break;

  default:
    // 处理其他值
}

Example:

Check whether the value of a numeric variable is between 1 and 5 Interval:

switch (number) {
  case 1:
  case 2:
  case 3:
  case 4:
  case 5:
    console.log("数字在 1 到 5 之间");
    break;

  default:
    console.log("数字不在 1 到 5 之间");
}

Note:

• The value in each case branch must be unique and clear.
• If the values ​​do not match, the code in the default branch is executed.
• The break statement (optional) is used to break out of the switch statement.

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