html - Angular - View 打印旧值和新值
问题描述
使用角。我有一个变量 modelResponse 会更新并打印新值。但随之而来的是,在 html 中,它的所有旧值也会被打印出来。
我在 html [(ngmodel)]= {{{{modelResponse}}}} 中对 modelResponse 使用了 2 路数据绑定
主页.component.html
<span><a mat-raised-button style="margin-left:5rem" color="accent" (click)=show()><b>Score the
Model</b></a></span>
<br>
<br>
<div class=" example-container" *ngIf=showdirectPredict>
<form
style="background-color: cornsilk; size: 0.8rem; font-style: italic;font-family: Arial, Helvetica, sans-serif;font-size: 0.8rem;border-top-right-radius: 0.5rem;border-bottom-left-radius: 0.5rem;border-bottom-right-radius: 0.5rem;border-top-left-radius: 0.5rem"
(ngSubmit)="makepredictrequest()" #myForm="ngForm">
<p>
<br>
<b style="margin-left: 1rem;">Enter the Embedding Dimensions</b>
<br>
<br>
<mat-form-field class="fields" appearance="fill" style="margin-left:1rem">
<mat-label>Enter ED d0</mat-label>
<input matInput placeholder="d0" [(ngModel)]="dee0" name="d0-dimension">
<!-- <mat-hint>We need your name for the ID badge ;) !</mat-hint>-->
</mat-form-field>
<button mat-raised-button type="submit" style="margin-left:2rem" color="primary" md-raised-button>Submit</button>
<button mat-raised-button type="submit" style="margin-left:1rem" color="primary" (click)=dontshow()
md-raised-button>Close</button>
<b style="margin-left: 10rem;"> RESULT : This Non-CRU customer belongs to Cluster Number : {{modelResponse}} </b>
</p>
<br>
<br>
</form>
主页.component.ts
import { Component, OnInit } from '@angular/core';
import { User } from '../User.model';
import { Embeddings } from '../embeddings.model';
import { CommonModule } from '@angular/common';
import { BrowserModule } from '@angular/platform-browser';
import { AccountService } from '../account.service';
import { D0embed } from '../d0embed';
@Component({
selector: 'app-home-page',
templateUrl: './home-page.component.html',
styleUrls: ['./home-page.component.css']
})
export class HomePageComponent implements OnInit {
showdirectPredict = false;
modelResponse: any;
lastResponse: any;
modelname: any;
dee0: any;
ed0: D0embed;
d0: D0embed[] = [];
embedding: Embeddings = new Embeddings();// initiate all arrays in this model via constructor or here
modelResponseString: any;
constructor(private serv: AccountService) {
}
ngOnInit() {
}
makepredictrequest() {
console.log('In makepredictrequest()');
this.ed0 = this.dee0;
this.embedding.d0.push(this.ed0)
this.serv.scoreModel(this.embedding).subscribe((data: any) => {
this.modelResponse = data['value'];
console.log('Request finished');
this.lastResponse = this.modelResponse[this.modelResponse.length - 1];
console.log('The data received is :' + this.lastResponse);
});
}
show() {
this.showdirectPredict = true;
}
dontshow() {
this.showdirectPredict = false;
}
}
使用
结果:此非 CRU 客户属于集群编号:{{modelResponse}}
给我例如,
第一次点击 scoreModel() 时,
结果:此非 CRU 客户属于集群编号:5
在第二次单击 scoreModel() 时,结果:此非 CRU 客户属于集群编号:5、13
在第三次单击 scoreModel() 时,结果:此非 CRU 客户属于集群编号:5、13、2
我每次都想看到的当然是Cluster number 的当前值,即modelResponse。
解决方案
似乎该modelResponse
字段是一个数字数组,并且是该数组中lastResponse
的最后一个数字,即您需要的值。但是模板绑定看起来像This Non-CRU customer belongs to Cluster Number : {{modelResponse}}
.
尝试将其更改为This Non-CRU customer belongs to Cluster Number : {{lastResponse}}
.
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