uniapp安卓-IOS打开pdf文件组件

this.$refs.openPdf.preview(item.url)

<!-- pdf预览start -->
<previewPdf ref="openPdf"></previewPdf>
<!-- pdf预览end -->

import previewPdf from '@/components/preview-pdf/preview-pdf.vue' //pdf预览

<template>
    <view>

    </view>
</template>

<script>
    export default {
        data() {
            return {

            };
        },methods:{
            //预览pdf
            preview(pdfUrl){
                uni.showLoading({title: '加载中'});
                let urlPath=pdfUrl.replace(/http:/g,"https:")
                console.log(urlPath,pdfUrl,'pdf地址')
                uni.downloadFile({
                    url: urlPath,
                    success: (rest) => {
                        let filePath = rest.tempFilePath
                        uni.openDocument({
                            filePath: filePath,
                            success: function(res) {
                                uni.hideLoading()
                                console.log('打开成功');
                            }
                        })
                    }
                })
            }
        }
    }
</script>

<style lang="less">

</style>