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http_match_etag

(PECL pecl_http:0.1.0-1.5.5)

http_match_etag — Match ETag

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.

etag: the ETag to match
for_range: if set to TRUE, the header usually used to validate HTTP ranges will be checked

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