uni-app:微信小程序:预加载字体文件(hbuilderx 3.7.3)

https://uniapp.dcloud.net.cn/api/ui/font.html

<script>
    export default {
        onLaunch: function() {
            console.warn('当前组件仅支持 uni_modules 目录结构 ，请升级 HBuilderX 到 3.1.0 版本以上！')
            console.log('App Launch');//加载字体文件
            let fontUrl = "https://spkf-zsxn-prod.s3.cn-north-1.amazonaws.com.cn/pic/livecenter/kaiti.ttf";
            uni.loadFontFace({
               global: true,
               family: 'kaiti',
               source: 'url("'+fontUrl+'")',
               success() {
                   console.log('字体加载成功')
               },
               fail(res) {
                   console.log('字体加载失败',res)
               }
            });
            
        },
        onShow: function() {
            console.log('App Show')
        },
        onHide: function() {
            console.log('App Hide')
        },
    }
</script>

<style>
.title{
    font-size: 60rpx;
    font-family: 'kaiti';
}
.content{
    text-align: center;
    font-size: 40rpx;
    margin-top: 30rpx;
    line-height: 80rpx;
    margin-left: 60rpx;
    letter-spacing: 10rpx;
    font-family: 'kaiti';
}
</style>