dist/vue-draggable-nested-tree.es.js
function targetNodeHasChildrenExcludingPlaceholder(info) {
    return findChild(info, info.targetNode.children, function (v) {
      return v !== info.dplh;
    });
  }
function targetNodeHasChildrenExcludingPlaceholder(info) {
    return findChild(info, info.targetNode.children, function (v) {
      return v !== info.dplh;
    });
  }
function targetNodeHasChildrenExcludingPlaceholder ( info ) { return findChild ( info , info . targetNode . children , function ( v ) { return v !== info . dplh ; } ) ; }
另一节点有子(不包括占位节点)
另一节点有子 ( 不包括占位节点 )