thinkphp 5.1 템플릿에서 삼항 비교가 실패함

Question

<select name="tra_num">
    <option value="" {$num_tra=="%"?'selected':''}>모두</option>
    {volist name="list_tra " id="arr_tra"empty="기사 없음"}
  <option value="{$arr_tra.id}" { {$num_tra} == {$arr_tra.id} ?'selected':''}> $ arr_tra.id} & lt;/option & gt;
{/volist}
& lt;/select & gt;

                                                                     옵션 값="2" { (7 == 2 ?'선택됨':'')}> ;2

                            <옵션 값="4" { (7 == 4 ?'selected':'') )}>4</option>

     <옵션 값="5" { (7 == 5 ?'선택됨':'')}>5</option>

   (7 == 6 ?'선택됨':'')}>6</option>
       <옵션 값="7" {(7 == 7? 'selected': '')} & gt; 7 & lt;/ 옵션 & gt;

Answer 1

중국어 {, 템플릿 태그를 바꾸셨나봐요