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首页 / 脚本样式 / JavaScript / jquery中表单 多选框的一种巧妙写法

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/><title></title><link href="css/style.css" rel="stylesheet" type="text/css"/><script src="../scripts/jquery-1.3.1.js" type="text/javascript"></script><script type="text/javascript">$(function(){$("tbody>tr:odd").addClass("odd");$("tbody>tr:even").addClass("even");$("tbody>tr").click(function(){var hasSelected = $(this).hasClass("selected");$(this)[hasSelected ? "removeClass" : "addClass"]("selected").find(":checkbox").attr("checked", !hasSelected);});$("tbody>tr:has(:checked)").addClass("selected");})</script></head><body><table><thead><tr><th></th><th>s</th><th>sd</th><th>sdasdsa sda</th></tr></thead><tbody><tr><td><input type="checkbox" name="choice" value=""/></td><td>s</td><td>s</td><td>sdadsadsd</td></tr><tr><td><input type="checkbox" name="choice" value=""/></td><td>sadasdsd</td><td>s</td><td>sads</td></tr><tr><td><input type="checkbox" name="choice" value="" checked="checked"/></td><td>sas</td><td>s</td><td>aasdsad sad</td></tr><tr><td><input type="checkbox" name="choice" value=""/></td><td>ss</td><td>ssad</td><td>dadsadsad</td></tr><tr><td><input type="checkbox" name="choice" value=""/></td><td>Rain</td><td>sd</td><td>sdsad sad asd </td></tr><tr><td><input type="checkbox" name="choice" value=""/></td><td>MAXMAN</td><td>s</td><td>实打实的速度是</td></tr></tbody></table></body></html>

radio 写法:
$(function(){$("tbody>tr:odd").addClass("odd"); $("tbody>tr:even").addClass("even"); $("tbody>tr").click(function(){$(this).addClass("selected").siblings().removeClass("selected").end().find(":radio").attr("checked", true);});// $("table :radio:checked").parent().parent().addClass("selected");$("table :radio:checked").parents("tr").addClass("selected");//$("tbody>tr:has(:checked)").addClass("selected");})
checkbox写法:
$(function(){$("tbody>tr:odd").addClass("odd");$("tbody>tr:even").addClass("even"); $("tbody>tr").click(function(){if($(this).hasClass("selected")){$(this).removeClass("selected").find(":checkbox").attr("checked", false);}else{$(this).addClass("selected").find(":checkbox").attr("checked", true);}});// $("table :checkbox:checked").parent().parent().addClass("selected");$("table :checkbox:checked").parents("tr").addClass("selected");//$("tbody>tr:has(:checked)").addClass("selected");})