样例：<ion-datetime displayFormat="MM/YYYY" pickerFormat="MMMM YYYY" [(ngModel)]="myDate"></ion-datetim
样例：<ion-datetime displayFormat="MM/YYYY" pickerFormat="MMMM YYYY" [(ngModel)]="myDate"></ion-datetime>其显示样式如下：
* | Description | Format | Datetime Value Example | * |----------------------|------------------------|------------------------------| * | Year | YYYY | 1994 | * | Year and Month | YYYY-MM | 1994-12 | * | Complete Date | YYYY-MM-DD | 1994-12-15 | * | Date and Time | YYYY-MM-DDTHH:mm | 1994-12-15T13:47 | * | UTC Timezone | YYYY-MM-DDTHH:mm:ssTZD | 1994-12-15T13:47:20.789Z | * | Timezone Offset | YYYY-MM-DDTHH:mm:ssTZD | 1994-12-15T13:47:20.789+5:00 | * | Hour and Minute | HH:mm | 13:47 | * | Hour, Minute, Second | HH:mm:ss | 13:47:20 |