(PECL solr >= 0.9.1)
solr_get_version — Returns the current version of the Apache Solr extension
This function returns the current version of the extension as a string.
此函数没有参数。
It returns a string on success and FALSE on failure.
This function throws no errors or exceptions.
Example #1 solr_get_version() example
Any text that describes the purpose of the example, or what goes on in the example should be here.
<?php
$solr_version = solr_get_version();
print $solr_version;
?>
以上例程的输出类似于：
0.9.6