我正在使用有角度的材料日期选择器,但是当我将日期发送到我的后端时。发送日期为 1 天前。因此,如果我选择 2 月 6 日,然后在发送到后端时它会选择 2 月 5 日。我的日期值在 json 控制台中显示为 "treatmentDate":"2021-02-05T18:30:00.000Z"
日期选择器的代码
<mat-form-field appearance="outline">
<mat-label>Choose Treatment Date</mat-label>
<input matInput [matDatepicker]="dp3" formControlName="treatmentDate" required>
<mat-datepicker-toggle matSuffix [for]="dp3"></mat-datepicker-toggle>
<mat-datepicker #dp3 disabled="false"></mat-datepicker>
</mat-form-field>
发布模型
let postPatientInformation: PostTreatmentInformationModel = {
id: treatmentInformationFormData.id,
title : treatmentInformationFormData.treatmentTitle,
summary: treatmentInformationFormData.treatmentSummary,
patientId: this.treatmentInformation.patientId,
treatmentDate: this.formatDate(treatmentInformationFormData.treatmentDate),
treatmentFiles: this.treatmentFiles == null ? null : this.treatmentFiles
};
console.log("In post treatment", JSON.stringify(postPatientInformation));
通过格式化日期以删除偏移量解决的问题
var offsetMs = treatmentDate.getTimezoneOffset() * 60000;
return new Date(treatmentDate.getTime() - offsetMs);
如何解决这个问题?此外,经过研究,我发现这个问题与格式有关,许多人建议将 moment 与 angular material datepicker 一起使用。但是不知道怎么用。
答案 0 :(得分:0)
我想我有办法给你。我正在使用 ReavitveForm
来解决您的问题。这是我下面给出的代码 =>
HTML:
<form [formGroup]="form">
<mat-form-field appearance="outline">
<mat-label>Choose Treatment Date</mat-label>
<input matInput [matDatepicker]="dp3" formControlName="treatmentDate" required>
<mat-datepicker-toggle matSuffix [for]="dp3"></mat-datepicker-toggle>
<mat-datepicker #dp3 disabled="false"></mat-datepicker>
</mat-form-field>
</form>
<br><span>Selected Treatment date:</span> {{selectedTreatmentDate}}
TS:
export class DatepickerOverviewExample {
constructor(
private fb: FormBuilder) {
this.form = fb.group({
treatmentDate:this.treatmentDate
});
this.treatmentDate.valueChanges.subscribe((v) => {
this.selectedTreatmentDate = v;
})
}
form: FormGroup;
treatmentDate= new FormControl(new Date());
selectedTreatmentDate: Date;
}
注意:我为您创建了一个 stackblitz 演示。请检查Stackblitz Demo Code
的链接