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我正在学习 Objective-C,我正在尝试将图像上传到microsoft vision api

我用这些作为标题

    [request addValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
    [request setHTTPMethod:@"POST"];
    [request addValue:@"{*************}" forHTTPHeaderField:@"Ocp-Apim-Subscription-Key"];

我从服务器收到这条消息

{ "statusCode": 401, "message": "Access denied due to invalid subscription key. Make sure to provide a valid key for an active subscription." }

我已经尝试重新生成密钥,并且很确定我使用的是正确的密钥。

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1 回答 1

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您需要删除花括号,特别是:

[request addValue:@"*************" forHTTPHeaderField:@"Ocp-Apim-Subscription-Key"];
于 2016-06-08T16:25:51.757 回答