qq_36330993的博客

this.websocketService.webSocket.onmessage = (e)=>{ this.wedSocketMessageHandler(e); }

前端解析：wedSocketMessageHandler(e:MessageEvent){ let data = this.messageFilter(e.data); let message = JSON.parse(data); if(data==null){ return } if(message.action=="edit"){ if(message.status==

删除List中不满足条件的元素this.fileInfos = this.fileInfos.filter((pdfInfo,index)=>{ return pdfInfo.name != pdf.name })

当时脑子抽了，当时没想到Angular的指令：*ngIf就可以实现这个操作。<ng-template #modalFooter> <button nz-button nzType="default" (click)="handleCancel()" *ngIf="isSucceed">确认</button> <button nz-button nzType="primary" (click)="handleOk()" *ngIf="!isSucce

后台 @RequestMapping(value = "/file", method = RequestMethod.GET) public ResultJson getGuidePDFInfoByDirectory(@RequestParam String fileDirectory){// System.out.println("收到加载pdf文件请求，路径为：");// System.out.println(fileDirectory);