Java Tutorial/JSP/Form CheckBox
Содержание
Check the CheckBox in your code based on the selection on RadioButton
<source lang="java">
<HTML>
<HEAD> <TITLE>Design Your Car!</TITLE> </HEAD> <BODY> <% String aCar = "", bCar = "", cCar = ""; String check1 = "", check2 = "", check3 = ""; if(request.getParameter("radios") != null) { if(request.getParameter("radios").equals("aCar")){ aCar = "CHECKED"; check2 = "CHECKED"; } if(request.getParameter("radios").equals("bCar")){ bCar = "CHECKED"; check1 = "CHECKED"; check3 = "CHECKED"; } if(request.getParameter("radios").equals("cCar")){ cCar = "CHECKED"; check1 = "CHECKED"; check2 = "CHECKED"; check3 = "CHECKED"; } } %>
Design Your Car!
<FORM METHOD="POST">
Car |
---|
<INPUT TYPE="radio" NAME="radios" VALUE="aCar" <%= aCar %> > Cheese Car |
Colors |
---|
<INPUT TYPE="CHECKBOX" NAME="check1" VALUE="check1" <%= check1 %> > Red |
<INPUT TYPE="SUBMIT" VALUE="Submit"> </FORM> </BODY>
</HTML></source>
Read Form Checkboxes
index.jsp
<source lang="java">
<HTML>
<HEAD> <TITLE>Submitting Check Boxes</TITLE> </HEAD> <BODY>
Submitting Check Boxes
<FORM ACTION="basic.jsp" METHOD="post"> <INPUT TYPE="CHECKBOX" NAME="check1" VALUE="check1" CHECKED> Checkbox 1
<INPUT TYPE="CHECKBOX" NAME="check2" VALUE="check2"> Checkbox 2
<INPUT TYPE="CHECKBOX" NAME="check3" VALUE="check3"> Checkbox 3
<INPUT TYPE="SUBMIT" VALUE="Submit"> </FORM> </BODY>
</HTML></source>