encode之前转换为utf-8,decode之后转回gbk:function tb_json_encode($value, $options = 0)
{
return json_encode(tb_json_convert_encoding($value, "GBK", "UTF-8"));
}function tb_json_decode($str, $assoc = false, $depth = 512)
{
return tb_json_convert_encoding(json_decode($str, $assoc), "UTF-8", "GBK");
}function tb_json_convert_encoding($m, $from, $to)
{
switch(gettype($m)) {
case 'integer':
case 'boolean':
case 'float':
case...