標籤：下拉框 style cte 單選 utf-8 jquery log lte click
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title> <script src="js/jquery-1.11.3.min.js"></script> <script> $(function () { $("input[type=button]:eq(0)").click(function () { $("#single").val("選擇2號"); }); $("input[type=button]:eq(1)").click(function () { $("#multiple").val(["選擇2號","選擇3號"]); }) $("input[type=button]:eq(2)").click(function () { $(":checkbox").val(["check2","check3"]);//等同於$("input[type=checkbox]").filter(":eq(0),:eq(1)").attr("checked","checked") $(":radio").val(["radio3"]);//等同於$("input[type=radio]").attr("checked","checked")，雖然是單選框，取值還是得用數組 }); }); </script></head><body><input type="button" value="設定單選下拉框選中"/><input type="button" value="設定多選下拉框選中"/><input type="button" value="設定單選框和多選框選中"/><br/><br/><select id="single"> <option>選擇1號</option> <option>選擇2號</option> <option>選擇3號</option></select><select id="multiple" multiple="multiple" style="height:120px;"> <option selected="selected">選擇1號</option> <option>選擇2號</option> <option>選擇3號</option> <option>選擇4號</option> <option selected="selected">選擇5號</option></select><br/><br/><input type="checkbox" value="check1"/> 多選1<input type="checkbox" value="check2"/> 多選2<input type="checkbox" value="check3"/> 多選3<input type="checkbox" value="check4"/> 多選4<br/><input type="radio" value="radio1"/> 單選1<input type="radio" value="radio2"/> 單選2<input type="radio" value="radio3"/> 單選3</body></html>
jQuery給表單設定值
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