#鸿蒙学习大百科#如何将buff中的内容复制到新的buff中去？

import { buffer } from '@kit.ArkTS';

@Entry
@Component
struct Index {
  build() {
    Column() {
      Button("点击").onClick(()=>{

        let buf1 = buffer.from('1234');
        let buf2 = buffer.from('0123');
        let res = buffer.concat([buf1, buf2]);
        console.log("======"+res)
      })
    }
    .height("100%")
    .width('100%')
    .justifyContent(FlexAlign.Center)
  }
}