yaz_ccl_parse()

yaz_ccl_parse - Invoke CCL Parser

Syntax

bool yaz_ccl_parse (resource $id, string $query, array &$result)

Arguments

• id - The connection resource returned by yaz_connect().
• query - The CCL FIND query.
• result - If the function was executed successfully, this will be an array containing the valid RPN query under the key rpn. Upon failure, three indexes are set in this array to indicate the cause of failure: errorcode- the CCL error code (integer) errorstring- the CCL error string errorpos- approximate position in query of failure (integer is character position)

Description

This function invokes a CCL parser. It converts a given CCL FIND query to an RPN query which may be passed to the yaz_search() function to perform a search.

Version

PHP 4.0.5, PECL yaz >= 0.9.0

Return value

Returns TRUE on success or FALSE on failure.