has to be provided on input and is used to verify the PHP parameter is an
instance of that class.
- l - long (long)
+ a - array (zval*)
+ b - boolean (zend_bool)
+ C - class (zend_class_entry*)
d - double (double)
+ f - function or array containing php method call info (returned as
+ zend_fcall_info* and zend_fcall_info_cache*)
+ h - array (returned as HashTable*)
+ l - long (long)
+ o - object of any type (zval*)
+ O - object of specific type given by class entry (zval*, zend_class_entry)
+ r - resource (zval*)
s - string (with possible null bytes) and its length (char*, int)
- u - Unicode (UChar*, int)
+ S - binary string, does not allow conversion from Unicode strings
t - text (void * (char*/Uchar*), int (length), zend_uchar (IS_STRING/..))
accepts either Unicode or binary string
T - text (void * (char*/Uchar*), int (length), zend_uchar (IS_STRING/..))
coalesces all T parameters to common type (Unicode or binary)
- U - Unicode string, does not allow conversion from binary strings
- S - binary string, does not allow conversion from Unicode strings
- b - boolean (zend_bool)
- r - resource (zval*)
- a - array (zval*)
- h - array (returned as HashTable*)
- o - object of any type (zval*)
- O - object of specific type given by class entry (zval*, zend_class_entry)
- C - class (zend_class_entry*)
+ u - unicode (UChar*, int)
+ U - Unicode string, does not allow conversion from binary strings
z - the actual zval (zval*)
Z - the actual zval (zval**)