Function removeVnodes

vue.js:8470–8482

(parentElm, vnodes, startIdx, endIdx)

        }

        function removeVnodes(parentElm, vnodes, startIdx, endIdx) {
            for (; startIdx <= endIdx; ++startIdx) {
                var ch = vnodes[startIdx];
                if (isDef(ch)) {
                    if (isDef(ch.tag)) {
                        removeAndInvokeRemoveHook(ch);
                        invokeDestroyHook(ch);
                    } else { // Text node
                        removeNode(ch.elm);
                    }
                }
            }
        }

        function removeAndInvokeRemoveHook(vnode, rm) {
            if (isDef(rm) || isDef(vnode.data)) {