PhpToken::is

(PHP 8)

PhpToken::isTells whether the token is of given kind.

说明

public 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.

范例

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_CLASST_INTERFACET_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
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