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<oci_canceloci_close>
^OCI8 FunctionsLast updated: Mon, 26 Oct 2026

oci_client_version

(PHP 5 >= 5.3.7, PHP 7, PHP 8, PECL OCI8 >= 1.4.6)

oci_client_version — Returns the Oracle client library version

Description

function oci_client_version(): string

Returns a string containing the version number of the Oracle C client library that PHP is linked with.

Parameters

None

Return Values

Returns the version number as a string.

Examples

Example #1 oci_client_version() example

<?php
    echo "Client Version: " . oci_client_version(); // Client version: 19.9.0.0.0
?>

Notes

Note:

Oracle libraries before 10gR2 do not have the underlying functionality to get the client library version number. The string "Unknown" will be returned in this case.

See Also


<oci_canceloci_close>
^OCI8 FunctionsLast updated: Mon, 26 Oct 2026