json传递汉字显示null
echo如果是字母的话正常显示，要是汉字就是null，这个应该怎么处理? 我的默认编码是gb2312 用了一个转换的函数转换成utf－8 测试程序是好用的 但是从数据库里遍历出来的数据就不行了 数据库默认编码是latin1 这个问题应该如何处理
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前两天我也遇到这样的问题了，我用的是Wamp 5.0。
解决方法：
数据库在建立时，“整理”选项要选择utf8_general_ci.
在建立各种表的时候，每条记录的“整理”属性也要选为utf8_general_ci.
问题就解决掉了！
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我来接分
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mysql_set_charset（）是用来干嘛的?我搞不明白啊！
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