用post方法发送json数据失败,

bsdx866 · · 2196 次点击
> HTTP methods are **case-sensitive**, which means they should only be used in capital letters. Moreover, this is in contrast to HTTP header field names, which are case-insensitive.
#2
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服务端响应失败,还是数据读取失败
#1
把 err 打印一下,不要打印"数据xx失败"
#3