_zend_get_parameters_array_ex
...
&reftitle.description;
#include <zend_API.h>
int_zend_get_parameters_array_ex
intparam_count
zval***argument_array TSRMLS_DC
...
&reftitle.parameters;
param_count
...
**argument_array TSRMLS_DC
...
&reftitle.returnvalues;
...