Link

Represents a early hint link for HTTP/2 or HTTP/3.

class Link

This class is used to create and manage HTTP Link headers, which are used to provide hints to the client about resources that should be preloaded or prefetched. The Link header is typically used in the response headers of an HTTP request to inform the client about additional resources that may be needed for rendering the page.

Properties

href

public string $href

attributes

The relationship between the current document and the linked resource.

public array $attributes

Methods

__construct

Constructs a Link object for use in HTTP Link headers.

public __construct(?string $href, ?string $rel = 'preload'): void

Initializes the link with the provided href and relationship type (rel). Sets the rel attribute to 'preload' by default.

Parameters

Parameter	Type	Description
$href	string	the hyperlink reference (URL) for the link
$rel	string	the relationship type for the link (default: 'preload')

__toString

Converts the Link object to its string representation.

public __toString(): string

This method generates a string representation of the Link object in the format of an HTTP Link header. The href property is used as the main URL, and any additional attributes are appended as key-value pairs.

attr

Sets an attribute for the link and returns the current instance.

public attr(string $name, string $value): void

Parameters

Parameter	Type	Description
$name	string	the name of the attribute to set
$value	string	the value of the attribute to set

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Generated by Hazaar API Doc Generator on Tue, 21 Apr 2026 04:00:25 +0000