检查单号是否重复 ~~~[api] post:http://mlyz.data.cuci.cc/index.php/api/vone/numberapi/checknumber *string:sessionid=e796e7721664378e120cc5239e70e18c6867818e#登录时的sessionid *string:number#单号 <<< success { "code": "SUCCESS", "msg": "可用的单号！", "data": [] } <<< error { "code": "ERROR", "msg": "重复的单号！", "data": [] } ~~~