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我想通过json_decode回声值json_encode,它是怎么回事?由json_decode回声数据json
下面的PHP代码是我尝试不工作:
$json = '[{"dg_j":"1390\/02\/05","dg_sh":"2011\/4\/25"}]';
$obj = json_decode($json);
echo $obj->{'dg_j'};
echo '<br>';
echo $obj->{'dg_sh'};