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One-choice and multiple-choice instances are implemented based on javascript to move the instances to the right and left, and one-choice javascript operation is performed.

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One-choice and multiple-choice instances are implemented based on javascript to move the instances to the right and left, and one-choice javascript operation is performed.

This example describes how to implement one-or-multiple-choice to the right and move to the left Based on javascript. Share it with you for your reference. The specific implementation method is as follows:

Method 1:

<Body> 

Method 2:


<Script type = "text/javascript"> sortitems = 1; function move (fbox, tbox) {for (var I = 0; I <fbox. options. length; I ++) {if (fbox. options [I]. selected & fbox. options [I]. value! = "") {Var no = new Option (); no. value = fbox. options [I]. value; no. text = fbox. options [I]. text; tbox. options [tbox. options. length] = no; fbox. options [I]. value = ""; fbox. options [I]. text = "" ;}} BumpUp (fbox); if (sortitems) SortD (tbox);} function BumpUp (box) {for (var I = 0; I <box. options. length; I ++) {if (box. options [I]. value = "") {for (var j = I; j <box. options. length-1; j ++) {box. options [j]. value = box. options [j + 1]. value; box. options [j]. text = box. options [j + 1]. text;} var ln = I; break;} if (ln <box. options. length) {box. options. length-= 1; BumpUp (box) ;}} function SortD (box) {var temp_opts = new Array (); var temp = new Object (); for (var I = 0; I <box. options. length; I ++) {temp_opts [I] = box. options [I];} for (var x = 0; x <temp_opts.length-1; x ++) {for (var y = (x + 1); y <temp_opts.length; y ++) {if (temp_opts [x]. text> temp_opts [y]. text) {temp = temp_opts [x]. text; temp_opts [x]. text = temp_opts [y]. text; temp_opts [y]. text = temp; temp = temp_opts [x]. value; temp_opts [x]. value = temp_opts [y]. value; temp_opts [y]. value = temp ;}}for (var I = 0; I <box. options. length; I ++) {box. options [I]. value = temp_opts [I]. value; box. options [I]. text = temp_opts [I]. text ;}} </script> 

I hope this article will help you design javascript programs.

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Related Keywords:
python programming multiple choice questions and answers web design multiple choice questions and answers javascript replace all instances shift left and shift right left shift and right shift left and right shift operators in c left shift and right shift in c
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