Headers::flatten( string|array $value )
Flattens a value into a string
Description
Converts an array into a string by imploding values with a comma, as per RFC2616’s rules for folding headers.
Parameters
- $value
-
(Required) Value to flatten
Return
(string) Flattened value
Source
File: wp-includes/Requests/src/Response/Headers.php
public function flatten($value) {
if (is_string($value)) {
return $value;
}
if (is_array($value)) {
return implode(',', $value);
}
throw InvalidArgument::create(1, '$value', 'string|array', gettype($value));
}