
    <button nz-button nzPopoverTitle="Title" nzPopoverContent="Content" nzPopoverPlacement="topLeft" nz-popover>
      Align edge / 边缘对齐
    </button>
    <button
      nz-button
      nz-popover
      nzPopoverTitle="Title"
      nzPopoverContent="Content"
      nzPopoverPlacement="topLeft"
      [nzPopoverArrowPointAtCenter]="true"
      nzNoAnimation
    >
      Arrow points to center / 箭头指向中心
    </button>
  