Message: getHeaderLine Example

Shieldon\Psr7\Message

getHeaderLine($name)

Retrieves a comma-separated string of the values for a single header.

• param string name * Case-insensitive header field name.
• return array a string values as provided for the given header concatenated together using a comma. Return empty string if the header dosn't exist.

Example:

echo $this->message->getHeaderLine('user-agent');

// Outputs: Mozilla/5.0 (Windows NT 10.0; Win64; x64)