Php curl getinfo () function

Syntax

Returns information about the last transfer, opt may be one of the following:

• "CURLINFO_EFFECTIVE_URL" - Last effective URL

• "CURLINFO_HTTP_CODE" - Last received HTTP code

• "CURLINFO_FILETIME" - Remote time of the retrieved document, if -1 is returned the time of the document is unknown

• "CURLINFO_TOTAL_TIME" - Total transaction time in seconds for last transfer

• "CURLINFO_NAMELOOKUP_TIME" - Time in seconds until name resolving was complete

• "CURLINFO_CONNECT_TIME" - Time in seconds it took to establish the connection

• "CURLINFO_PRETRANSFER_TIME" - Time in seconds from start until just before file transfer begins

• "CURLINFO_STARTTRANSFER_TIME" - Time in seconds until the first byte is about to be transferred

• "CURLINFO_REDIRECT_TIME" - Time in seconds of all redirection steps before final transaction was started

• "CURLINFO_SIZE_UPLOAD" - Total number of bytes uploaded

• "CURLINFO_SIZE_DOWNLOAD" - Total number of bytes downloaded

• "CURLINFO_SPEED_DOWNLOAD" - Average download speed

• "CURLINFO_SPEED_UPLOAD" - Average upload speed

• "CURLINFO_HEADER_SIZE" - Total size of all headers received

• "CURLINFO_REQUEST_SIZE" - Total size of issued requests, currently only for HTTP requests

• "CURLINFO_SSL_VERIFYRESULT" - Result of SSL certification verification requested by setting CURLOPT_SSL_VERIFYPEER

• "CURLINFO_CONTENT_LENGTH_DOWNLOAD" - content-length of download, read from Content-Length: field

• "CURLINFO_CONTENT_LENGTH_UPLOAD" - Specified size of upload

• "CURLINFO_CONTENT_TYPE" - Content-type of downloaded object, NULL indicates server did not send valid Content-Type: header

If called without the optional parameter opt an associative array is returned with the following array elements which correspond to opt options:

• "url"

• "content_type"

• "http_code"

• "header_size"

• "request_size"

• "filetime"

• "ssl_verify_result"

• "redirect_count"

• "total_time"

• "namelookup_time"

• "connect_time"

• "pretransfer_time"

• "size_upload"

• "size_download"

• "speed_download"

• "speed_upload"

• "download_content_length"

• "upload_content_length"

• "starttransfer_time"

• "redirect_time"