php数组输出乱码，怎么解决

Question

        $value={"city":"宝鸡市","city_code":"610300","area":"金台区","area_code":"610303","lng":107.211168,"lat":34.368032};
        $str_arr=json_decode($value, true);
        foreach($str_arr as $key=>$val123){
        $city=$val123['city'];//
        echo “city=$city”;
}

现在输出的是

怎么才能不乱码

Answer 1

先确认json字符串是不是就是包含了乱码，测试题注代码是正常的

如果网页使用了

<meta charset="utf-8"/>

文件存储编码注意一定要utf-8