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how to remove first drop down selected value in next row sam

how to remove first drop down selected value in next row sam

deepak

7y958Learn iOS Programming

how to remove first dropdown selected value in next row same drop down in grid view asp.net c#

please answer

1 Reply

Know the answer? Post it — somebody with the same question will find it here.

Madan Shekar7y ago
html code
<select id="select1" name="indication_subject[]">
<option value="" selected="selected">a option>
<option> Accountingoption>
<option> Afrikaansoption>
<option> Applied Information and Communication Technologyoption>
<option> Arabicoption>
<option> Art and Designoption>
<option> Biologyoption>
<option> Business Studiesoption>
select>
<select id="select2" name="indication_subject[]">
<option value="" selected="selected">a option>
<option> Accountingoption>
<option> Afrikaansoption>
<option> Applied Information and Communication Technologyoption>
<option> Arabicoption>
<option> Art and Designoption>
<option> Biologyoption>
<option> Business Studiesoption>
select>
Javascript
function preventDupes( select, index ) {
var options = select.options,
len = options.length;
while( len-- ) {
options[ len ].disabled = false;
}
select.options[ index ].disabled = true;
if( index === select.selectedIndex ) {
alert('You\'ve already selected the item "' + select.options[index].text + '".\n\nPlease choose another.');
this.selectedIndex = 0;
}
}
var select1 = select = document.getElementById( 'select1' );
var select2 = select = document.getElementById( 'select2' );
select1.onchange = function() {
preventDupes.call(this, select2, this.selectedIndex );
};
select2.onchange = function() {
preventDupes.call(this, select1, this.selectedIndex );
};
for more info refer this
http://jsfiddle.net/x4E5Q/1/