需要准备的材料分别有:电脑、html编辑器、浏览器。
1、首先,打开html编辑器,新建html文件,例如:index.html,填充问题基础代码。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/aa18972bd40735fa8c3b115a90510fb30e24080d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、在index.js中,实现func1和func2函数。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/5d6034a85edf8db1eda623870723dd54574e744c?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、在index.html中,新增第3个button,并调用func3()方法,并在<script>标签中输入js代码:
function func3() {
$('body').append('use func3<br/>');
}
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/30adcbef76094b365032450eadcc7cd98c109db5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、浏览器运行index.html页面,此时点击“函数3”按钮,能正常执行func3函数来输出内容。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0824ab18972bd4075de68d1e75899e510fb3092b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)