#include <zend_operators.h>
zend_bool Z_BVAL ( zval zv )
Z_BVAL() returns the lval element
of zv casted to zend_bool.
See Z_BVAL_P() and Z_BVAL_PP() for other
macros that access the lval field of a zval
as zend_bool.
For macros that extract other values from a zval ** see Z_ARRVAL(), Z_BINLEN(), Z_BINVAL(), , Z_DVAL(), Z_LVAL(), Z_OBJCE(), Z_OBJ_HANDLE(), Z_OBJ_HANDLER(), Z_OBJ_HT(), Z_OBJPROP(), Z_OBJVAL(), Z_RESVAL(), Z_STRLEN(), Z_STRVAL(), Z_TYPE(), Z_UNILEN(), Z_UNIVAL(), Z_USTRCPLEN(), Z_USTRLEN(), and Z_USTRVAL().