datepicker

问题 Using Javascript, how would it be possible to detect the format of dates in date input fields (input[type=date])? Tools like Modernizr only detect the capability of using an HTML5 datepicker (desirable especially for mobile devices, and their UI for selecting dates). However, I haven't been able to find any solution on detecting the format used by the browser. I have an input field like this: <input type="date" class="border-radius" min="2013-12-21" max="2015-12-20" data-persist-local=

问题 I have DatePicker Dialog, When I select date at that time I want to calculate age it's working but when I select date of current year at that time it showing the -1 age instead of 0 then how can solve this? Please help me to solve it. My code is below: public int getAge(int year, int month, int day) { GregorianCalendar cal = new GregorianCalendar(); int y, m, d, noofyears; y = cal.get(Calendar.YEAR);// current year , m = cal.get(Calendar.MONTH);// current month d = cal.get(Calendar.DAY_OF

问题 I have set of dates and I want to enable only those dates in <mat-datepicker> . "ListOfDates": [ { "startDate": "2018-01-01T08:00:00" }, { "startDate": "2018-01-02T08:00:00" }, { "startDate": "2018-01-03T09:00:00", }] This is my html code: <mat-form-field> <input matInput [matDatepicker]="picker" [matDatepickerFilter]="dateFilter" placeholder="Choose a date"> <mat-datepicker-toggle matSuffix [for]="picker"></mat-datepicker-toggle> <mat-datepicker #picker></mat-datepicker> </mat-form-field> In

问题 OK, this is bizarre. I have a DatePicker dialog that is really simple. The problem is that no matter what date I choose, the value that comes back is exactly one month prior to the date selected. Here is my code: ACTIVITY btnEventDate.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { DialogFragment newFragment = new DatePickerFragment(); newFragment.show(getSupportFragmentManager(), "datePicker"); } }); @Override public void onDateSet(DatePicker view, int

问题 OK, this is bizarre. I have a DatePicker dialog that is really simple. The problem is that no matter what date I choose, the value that comes back is exactly one month prior to the date selected. Here is my code: ACTIVITY btnEventDate.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { DialogFragment newFragment = new DatePickerFragment(); newFragment.show(getSupportFragmentManager(), "datePicker"); } }); @Override public void onDateSet(DatePicker view, int

问题 I was pleasantly surprised to discover that the following code, when viewed in Chrome, renders a datepicker: <input type="date" name="wdate" id="wdate" value="" placeholder="date of purchase" /> However, the placeholder text is ignored and "Date/Month/Year" is shown instead. How can I change the placeholder text and use my own? I have already tried: <script> $("#wdate").attr("placeholder", "Day/Month/Year of purchase"); </script> but to no avail. 回答1: The date type doesn't support placeholder

问题 I need to add a "done" button to my date picker like in this image: This is my code: -(IBAction)chooseDate:(id)sender{ self.datepicker= [[UIDatePicker alloc] initWithFrame:CGRectMake(0, 0, 320, 216)]; self.datepicker.datePickerMode = UIDatePickerModeDate; datepicker.backgroundColor = Rgb2UIColor(52, 170, 220); [self.btnDone addTarget:self action:@selector(SetDatePickerTime:) forControlEvents:UIControlEventTouchDown]; [self.view addSubview:self.datepicker]; } 回答1: Create a date picker, then

问题 I am using bootstrap-datepicker from here: https://github.com/eternicode/bootstrap-datepicker version: 2.3.2 I am having trouble to clear the date values of the datepicker when a button is clicked. I have checked the API but cannot find anything on clearing/resetting the datepicker. Any help is welcome 回答1: You can use jQuery to clear the value of your date input. For exemple with a button and a text input like this : <input type="text" id="datepicker"> <button id="reset-date">Reset</button>

问题 I am using bootstrap-datepicker from here: https://github.com/eternicode/bootstrap-datepicker version: 2.3.2 I am having trouble to clear the date values of the datepicker when a button is clicked. I have checked the API but cannot find anything on clearing/resetting the datepicker. Any help is welcome 回答1: You can use jQuery to clear the value of your date input. For exemple with a button and a text input like this : <input type="text" id="datepicker"> <button id="reset-date">Reset</button>

问题 I don't want the date to change when user clicks out of the calender without clicking on a date. The problem is One Date is always selected when the datepickercalendar opens up. I am looking for something similar to DateSelected event in the Calender control I have a class that derives from DateTimePicker which uses custom format with a spacechar string for to have empty field for DateTimePicker. I found an article in stackoverflow with same issue but the solution doesnot work. I don't have