테스트 사이트 - 개발 중인 베타 버전입니다

[펌] jQuery select box

· 13년 전 · 4793 · 1

jQuery로 선택된 값 읽기
$("#select_box option:selected").val();
$("select[name=name]").val();

jQuery로 선택된 내용 읽기
$("#select_box option:selected").text();

선택된 위치
var index = $("#test option").index($("#test option:selected")); 

-------------------------------------------------------------------

// Add options to the end of a select
$("#myselect").append("<option value='1'>Apples</option>");
$("#myselect").append("<option value='2'>After Apples</option>");

// Add options to the start of a select
$("#myselect").prepend("<option value='0'>Before Apples</option>");

// Replace all the options with new options
$("#myselect").html("<option value='1'>Some oranges</option><option value='2'>More Oranges</option><option value='3'>Even more oranges</option>");

// Replace items at a certain index
$("#myselect option:eq(1)").replaceWith("<option value='2'>Some apples</option>");
$("#myselect option:eq(2)").replaceWith("<option value='3'>Some bananas</option>");

// Set the element at index 2 to be selected
$("#myselect option:eq(2)").attr("selected", "selected");

// Set the selected element by text
$("#myselect").val("Some oranges").attr("selected", "selected");

// Set the selected element by value
$("#myselect").val("2");

// Remove an item at a particular index
$("#myselect option:eq(0)").remove();

// Remove first item
$("#myselect option:first").remove();

// Remove last item
$("#myselect option:last").remove();

// Get the text of the selected item
alert($("#myselect option:selected").text());

// Get the value of the selected item
alert($("#myselect option:selected").val());

// Get the index of the selected item
alert($("#myselect option").index($("#myselect option:selected")));

// Alternative way to get the selected item
alert($("#myselect option:selected").prevAll().size());

// Insert an item in after a particular position
$("#myselect option:eq(0)").after("<option value='4'>Some pears</option>");

// Insert an item in before a particular position
$("#myselect option:eq(3)").before("<option value='5'>Some apricots</option>");

// Getting values when item is selected
$("#myselect").change(function() {
alert($(this).val());
alert($(this).children("option:selected").text());
});




댓글 작성

댓글을 작성하시려면 로그인이 필요합니다.

로그인하기

댓글 1개

좋네요

게시글 목록

번호 제목
9992
9989
9987
9986
9965
9963
9961
9953
9951
9949
9948
9943
9942
19907
9940
9937
9935
9931
9930
9927
9924
9922
19906
9918
19903