Month: August 2023

json_encode 中文和转义反斜杠问题 $arr = ['name'=>'中文','path'=>'/image/ok.jpg']; echo json_encode($arr); //输出 {"name":"\u4e2d\u6587","path":"\/image\/ok.jpg"} echo "<br/>"; echo json_encode($arr,JSON_UNESCAPED_UNICODE); //输出 {"name":"中文","path":"\/image\/ok.jpg"} echo "<br/>"; echo json_encode($arr,JSON_UNESCAPED_SLASHES); //输出 {"name":"\u4e2d\u6587","path":"/image/ok.jpg"} echo "<br/>"; echo json_encode($arr,320); //输出 {"name":"中文","path":"/image/ok.jpg"} empty 和 数字0 的判断问 $i = 0; echo empty($i)?"true":"false"; //输出 true echo "<br/>"; echo $i==0?"true":"false"; //输出 true echo "<br/>"; echo $i=="0"?"true":"false"; //输出 true echo "<br/>"; //判断失败 if(empty($i)&&$i!=0){ continue;…