#### 让ActiveForm的字段水平排列： ~~~ <?php $form = ActiveForm::begin([ 'options' => ['class' => 'form-horizontal'], 'fieldConfig' => [ 'template' => "<div class='col-xs-3 col-sm-2 text-right'>{label}</div><div class='col-xs-9 col-sm-7'>{input}</div><div class='col-xs-12 col-xs-offset-3 col-sm-3 col-sm-offset-0'>{error}</div>", ]]); ?> ~~~ * * * * * #### 限制输出字符字数 ~~~ [ 'attribute'=>'content', 'format'=>['maxlength'=>20], 'value'=>function ($data) { return mb_substr($data->content,0,35).'...'; }, ] ~~~