问题描述
更改选择功能... 根据选择的选项,我想动态地重命名“ functionX”。 前端
<select [(ngModel)]="selectedOp" (change)="selectedOption()">
<option value={{op}} *ngFor="let op of Options">{{op}}</option>>
</select>
<button id="btnID" type="submit" (click)="functionX()">
Button
</button>
后端
我一直在尝试使用js ...
Options = ['Function1','Function2'];
selectedOp;
selectedOption(){
switch (this.selectedOp) {
case 'Function1':
const btn = document.getElementById('btnID');
btn.setAttribute('(click)','function1()');
break;
case 'Function2':
const btn = document.getElementById('btnID');
btn.setAttribute('(click)','function2()');
break
}
然后发生此错误...
ERROR DOMException: Failed to execute 'setAttribute' on 'Element': '(click)' is not a valid attribute name..
解决方法
selectedOption(){
switch (this.selectedOp) {
case 'Function1':
this.funciton1();
break;
case 'Function2':
this.function2();
break
}