72 lines
1.5 KiB
Markdown
72 lines
1.5 KiB
Markdown
---
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title: channels.checkUsername
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description: channels.checkUsername parameters, return type and example
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---
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## Method: channels.checkUsername
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[Back to methods index](index.md)
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### Parameters:
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| Name | Type | Required |
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|----------|---------------|----------|
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|channel|[InputChannel](../types/InputChannel.md) | Yes|
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|username|[string](../types/string.md) | Yes|
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### Return type: [Bool](../types/Bool.md)
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### Can bots use this method: **NO**
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### Errors this method can return:
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| Error | Description |
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|----------|---------------|
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|CHANNEL_INVALID|The provided channel is invalid|
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|CHAT_ID_INVALID|The provided chat id is invalid|
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|USERNAME_INVALID|The provided username is not valid|
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### Example:
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```
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$MadelineProto = new \danog\MadelineProto\API();
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if (isset($number)) { // Login as a user
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$sentCode = $MadelineProto->phone_login($number);
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echo 'Enter the code you received: ';
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$code = '';
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for ($x = 0; $x < $sentCode['type']['length']; $x++) {
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$code .= fgetc(STDIN);
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}
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$MadelineProto->complete_phone_login($code);
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}
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$Bool = $MadelineProto->channels->checkUsername(['channel' => InputChannel, 'username' => 'string', ]);
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```
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Or, if you're using the [PWRTelegram HTTP API](https://pwrtelegram.xyz):
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### As a user:
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POST/GET to `https://api.pwrtelegram.xyz/userTOKEN/channels.checkUsername`
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Parameters:
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channel - Json encoded InputChannel
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username - Json encoded string
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Or, if you're into Lua:
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```
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Bool = channels.checkUsername({channel=InputChannel, username='string', })
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```
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