yinmi_h5_edit/assets/script/toast.ts

import { _decorator, Component, Label, Node } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('toast')
export class toast extends Component {
    @property(Node) lab_text:Node = null;
    public show(text:string){
        this.lab_text.getComponent(Label).string = text;
        this.scheduleOnce(()=>{
            this.node.removeFromParent()
        },1)
    }
}