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<!DOCTYPE html> <html> <head> <script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.12.0.min.js"></script> <script> $(document).ready(function(){ $(":checked").wrap("<span style='background-color:blue'>"); }); </script> </head> <body> <input type="radio" name="gioitinh" value="nam" checked> Nam <input type="radio" name="gioitinh" value="nu"> Nữ <input type="checkbox" name="city" value="ct"> Cần Thơ <input type="checkbox" name="city" value="vl" checked> Vĩnh Long <input type="checkbox" name="city" value="hg" checked> Hậu Giang <input type="checkbox" name="city" value="st"> Sóc Trăng </body> </html>
<!DOCTYPE html> <html> <head> <script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.12.0.min.js"></script> <script> $(document).ready(function(){ $(":checked").wrap("<span style='background-color:blue'>"); }); </script> </head> <body> <input type="radio" name="gioitinh" value="nam" checked> Nam <input type="radio" name="gioitinh" value="nu"> Nữ <input type="checkbox" name="city" value="ct"> Cần Thơ <input type="checkbox" name="city" value="vl" checked> Vĩnh Long <input type="checkbox" name="city" value="hg" checked> Hậu Giang <input type="checkbox" name="city" value="st"> Sóc Trăng </body> </html>