Solar_Mime::headerLabel()
static public
string
Solar_Mime::headerLabel
( string $label
)
Sanitizes header labels by removing all characters besides [a-zA-z0-9_-].
Parameters
(string)
$label: The header label to sanitize.
Returns
(string) The sanitized header label.
Description
Sanitizes header labels by removing all characters besides [a-zA-z0-9_-].
Underscores are converted to dashes, and word case is normalized.
Converts "foo \r bar_ baz-dib \n 9" to "Foobar-Baz-Dib9".