Tells whether the token is of given kind.

# PhpToken::is

(PHP 8)

PhpToken::is — Tells whether the token is of given kind.

### 说明

public function PhpToken::is(int|string|array `$kind`): bool

Tells whether the token is of given `kind`.

### 参数

`kind`

  Either a single value to match the token's id or textual content, or an array thereof.

### 返回值

A boolean value whether the token is of given kind.

### 示例

示例 #1 PhpToken::is() example

    <?php
    $token = new PhpToken(T_ECHO, 'echo');
    var_dump($token->is(T_ECHO));        // -> bool(true)
    var_dump($token->is('echo'));        // -> bool(true)
    var_dump($token->is(T_FOREACH));     // -> bool(false)
    var_dump($token->is('foreach'));     // -> bool(false)

示例 #2 Usage with array

    <?php
    function isClassType(PhpToken $token): bool {
        return $token->is([T_CLASS, T_INTERFACE, T_TRAIT]);
    }

    $interface = new PhpToken(T_INTERFACE, 'interface');
    var_dump(isClassType($interface));   // -> bool(true)

    $function = new PhpToken(T_FUNCTION, 'function');
    var_dump(isClassType($function));    // -> bool(false)

### 参见

- token_name() - 获取提供的 PHP 解析器代号的符号名称

`↑` and `↓` to navigate • `Enter` to select • `Esc` to close • `/` to open