//main.js定义全局变量IP
Vue.prototype.IP='http://192.168.1.187:3000'
//原来的页面代码(能显示)
img src='http://192.168.1.187:3000/img/index/TB2XapXsqmWBuNjy1XaXXXCbXXa-2247726430.jpg' alt=""
//怎么将http://192.168.1.187:3000换成IP,我尝试过的方法如下,都不行
img :src="IP/img/index/TB2Ob7ytuySBuNjy1zdXXXPxFXa-2247726430.jpg"
img :src=“IP+‘’/img/index/TB2Ob7ytuySBuNjy1zdXXXPxFXa-2247726430.jpg”