HTTP 函数
PHP Manual

http_date

(PECL pecl_http >= 0.1.0)

http_date — Compose HTTP RFC compliant date

说明

string http_date ([ int $timestamp ] )

Compose a valid HTTP date regarding RFC 1123 looking like: Wed, 22 Dec 2004 11:34:47 GMT.

参数

timestamp

Unix timestamp; current time if omitted

返回值

Returns the HTTP date as string.

参见

HTTP 函数
PHP Manual