selectOptionWidth.value= columnContentSelect.value.$el.offsetWidth+"px"; }); }) 原理:DOM挂载完毕后,获取 el-selcet宽度,并赋值给 el-option 。 如果el-select 宽度不确定,可以在 focus 时获取 el-select 宽度,赋值给 el-option
Feature type: Enhancement Details Enhanced compone nt name: select Description Additional comments (empty)