jquery multiSelect 多选下拉框_jquery

$("#id").multiSelect({ oneOrMoreSelected: '*',selectAll:false,noneSelected:'默认显示' });
Usage: $('#id').multiSelect( options, callback )
Options: selectAll - whether or not to display the Select All option; true/false, default = true
selectAllText - text to display for selecting/unselecting all options simultaneously
noneSelected - text to display when there are no selected items in the list
oneOrMoreSelected - text to display when there are one or more selected items in the list
(note: you can use % as a placeholder for the number of items selected).
Use * to show a comma separated list of all selected; default = '% selected'
optGroupSelectable - whether or not optgroups are selectable if you use them; true/false, default = false
listHeight - the max height of the droptdown options

// Update the textbox with the total number of selected items, and determine select all
$("#id").updateSelected()
// Update the dropdown options
$("#id").multiSelectOptionsUpdate()
// Hide the dropdown
$("#id").multiSelectOptionsHide()
// Show the dropdown
$("#id").multiSelectOptionsShow()
// get a coma-delimited list of selected values
$("#id").selectedValuesString

使用javascript 设置多选框的默认选中项。

$("#id").attr("value","");//清空选中项。
var ids='1,3,6';//设置选中框ID。
var id_Ojbect=(ids).split(",");//分割为Ojbect数组。
var count=$("#id option").length;//获取下拉框的长度。
for(var c=0;cfor(var c_i=0;c_i{
if($("#id").get(0).options[c_i].text == id_Ojbect[c])
{
$("#id").get(0).options[c_i].selected = true;//设置为选中。
}
}
}

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