javafx - How to display day from selected date using javafx?

Question

I want to know the code how to get the day name of a selected date which select from the datepicker to a textfield using javafx and scenebuilder.

I use “Windows 10, MySQL 5.7.

this is what i tried. I want to get the day name of date in "txtDate" and set it to txtDay instead of adding it manually.

name of the datepicker field is txtDate) name of the text field is txtDay)

enter image description here

标签： javafx

Answer 1

你应该只使用DateTimeFormatter

例子

LocalDate day = LocalDate.now(); // or myDatePicker.getValue()
DateTimeFormatter format = DateTimeFormatter.ofPattern("EEEE", Locale.getDefault());
System.out.println(day.format(format));
myLabel.setText(day.format(format));

你会看到你想要什么“星期三”