
    <button nz-button nzType="primary" nzShape="circle">
      <nz-icon nzType="search" />
    </button>
    <button nz-button nzType="primary" nzShape="circle">A</button>
    <button nz-button nzType="primary">
      <nz-icon nzType="search" />
      Search
    </button>
    <button nz-button nzType="default" nzShape="circle">
      <nz-icon nzType="search" />
    </button>
    <button nz-button nzType="default">
      <nz-icon nzType="search" />
      Search
    </button>
    <br />
    <button nz-button nzType="default" nzShape="circle"><nz-icon nzType="search" /></button>
    <button nz-button nzType="default">
      <nz-icon nzType="search" />
      Search
    </button>
    <button nz-button nzType="dashed" nzShape="circle"><nz-icon nzType="search" /></button>
    <button nz-button nzType="dashed">
      <nz-icon nzType="search" />
      Search
    </button>
  