核心验证器,字符串限制

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[['phone'], 'string', 'length' => [11, 11], 'tooShort' => '请输入11位手机号码', 'tooLong' => '请输入11位手机号码'],

响应json数据

  • 在web.php中配置components
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'response' => [
    'formatters' => [
        \yii\web\Response::FORMAT_JSON => [
            'class' => \yii\web\JsonResponseFormatter::class,
            'prettyPrint' => YII_DEBUG,
            'encodeOptions' => JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE,
        ],
    ],
],