/*  Demo */
PHP_METHOD(tonic_application, showglobals)
{
    zval *val = NULL;
    zval *ht_arr = NULL;

    MAKE_STD_ZVAL(ht_arr);
    array_init(ht_arr);
    MAKE_STD_ZVAL(val);
    ZVAL_STRING(val,"dopool",1);

    if(zend_hash_add(Z_ARRVAL_P(ht_arr),"a",sizeof("a"),&val,sizeof(zval*), NULL) == FAILURE)
    {
        php_printf("zend_hash_add errored!\n");
        return;  /*  直接return会导致内存泄露,所以这里是错误的..是禁止的... */
    }

    zval **ppzval=NULL;
    if( zend_hash_find(Z_ARRVAL_P(ht_arr),"a",sizeof("a"),(void**)&ppzval) == FAILURE)
    {
        php_printf("error!\n");
    }
    if( ppzval != NULL)
    {
        RETVAL_ZVAL(*ppzval, 1, 0);
    }
    zval_ptr_dtor(&ht_arr);
    zval_ptr_dtor(&val);

}