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Page({ data: { url:"图片路径" }, // 长按保存图片 saveImage(e){ let url = e.currentTarget.dataset.url; //用户需要授权 wx.getSetting({ success: (res) => { if (!res.authSetting['scope.writePhotosAlbum']) { wx.authorize({ scope: 'scope.writePhotosAlbum', success:()=> { // 同意授权 this.saveImg1(url); }, fail: (res) =>{ console.log(res); } }) }else{ // 已经授权了 this.saveImg1(url); } }, fail: (res) =>{ console.log(res); } }) }, saveImg1(url){ wx.getImageInfo({ src: url, success:(res)=> { let path = res.path; wx.saveImageToPhotosAlbum({ filePath:path, success:(res)=> { console.log(res); }, fail:(res)=>{ console.log(res); } }) }, fail:(res)=> { console.log(res); } }) },})
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