目前我正在一个导航项目中工作,我从用户那里得到了两个输入作为经度和纬度。输入应一个接一个地给出。我想要的是将这两个输入设置为一个用逗号分隔的输入,这样如果我输入像41.23,34.32,它到达经度41.23和纬度34.32的位置。
我目前的代码是:
<div *ngIf="data.mod=='goLocation'" class="panel-body">
<form #f="ngForm" (ngSubmit)="go(f.value); f.reset();" class="settings-form">
<table>
<tr>
<td>
<mat-form-field>
<input matInput placeholder="Enlem(Y)" name="lat" id="lat" #lat="ngModel" ngModel required>
<mat-error *ngIf="lat.touched && lat.invalid">
<div *ngIf="lat.errors.required">Bu alanı boş geçemezsiniz.</div>
</mat-error>
</mat-form-field>
</td>
<td>
<mat-form-field>
<input matInput placeholder="Boylem(X)" name="lon" id="lon" #lon="ngModel" ngModel required>
<mat-error *ngIf="lon.touched && lon.invalid">
<div *ngIf="lon.errors.required">Bu alanı boş geçemezsiniz.</div>
</mat-error>
</mat-form-field>
</td>
</tr>
</table>
<button [disabled]="!f.valid" class="btn btn-outline-primary">Git</button>
</form>
</div>
只是在(更改(进行拆分
<input #latlon (change)=changeLatLon(latlon.value)>
changeLatLon(value:any)
{
let latlog=value.split(',');
this.lat=latlon[0];
this.lon=latlon.length>1?latlog[1]:0; //if latlon haven't a ",",
// latlong.length=1
}
谢谢 Eliseo,下面的代码完成了工作。
export class LocationComponent {
lat;
lon;
constructor() {
}
go(form) {
form.lat=this.lat;
form.lon=this.lon
this.mapService.esri.go(form.lon, form.lat);
this.dialogRef.close();
}
changeLatLon(value:any){
let latlog=value.split(',');
this.lat=latlog[0];
this.lon=latlog.length>1?latlog[1]:0; //if latlon haven't a ",",
// latlong.length=1
}
}