乐趣区

关于vue.js:vue点击空白处

  directives: {
    clickoutside: {bind(el, binding, vnode) {function documentHandler(e) {
          // 如果是元素本体则返回
          if (el.contains(e.target)) return false;
          if (binding.expression) {
            // 有绑定函数,则执行
            binding.value(e);
          }
        }
        el.__vueClickOutside__ = documentHandler;
        document.addEventListener('click', documentHandler);
      },
      update() {},
      unbind(el, binding) {document.removeEventListener('click', el.__vueClickOutside__);
        delete el.__vueClickOutside__;
      },
    },
  }

应用

<div v-clickoutside="hideTree"></div>
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