| Fully Qualified Name: | Zend\Mail\Header\MessageId | 
| Implements: | HeaderInterface | 
| Name | Description | Defined By | 
|---|---|---|
| createMessageId() | Creates the Message-ID | MessageId | 
| fromString() | MessageId | |
| getEncoding() | MessageId | |
| getFieldName() | MessageId | |
| getFieldValue() | MessageId | |
| getId() | Retrieve the message id | MessageId | 
| setEncoding() | MessageId | |
| setId() | Set the message id | MessageId | 
| toString() | MessageId | 
Creates the Message-ID
Returns: string
| Parameter Name | Type | Description | 
|---|---|---|
| $headerLine | 
Returns: void
Returns: void
Returns: void
| Parameter Name | Type | Description | 
|---|---|---|
| $format | 
Returns: void
Retrieve the message id
Returns: string
| Parameter Name | Type | Description | 
|---|---|---|
| $encoding | 
Returns: void
Set the message id
| Parameter Name | Type | Description | 
|---|---|---|
| $id | string|null | 
Returns: \MessageId
Returns: void