PHP Manual: http_match_etag


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http_match_etag

(PECL)

http_match_etag -- Match ETag

Description

bool http_match_etag ( string etag [, bool for_range = FALSE] )

Matches the given ETag against the clients If-Match resp. If-None-Match HTTP headers.

Parameters

etag

the ETag to match

for_range

if set to TRUE, the header usually used to validate HTTP ranges will be checked

Return Values

Returns TRUE if ETag matches or the header contained the asterisk ("*"), else FALSE.