- get
- ¨ú¥X¿ï¾ÜªºÈ
$("select#Club").val();
$('select#Club option:selected').text();
¥H¤W2¤èªk¦b³æ¿ï®É¬Û¦P¡A¦ý½Æ¿ï®É¡A
val()·|¥Î³r¸¹¤À¶} ex. AA, BB
text()¤£·| ex. AABB - ¨ú¥Xarray
$("select#Club").children("[@selected]").each(function(){
alert(this.text());
});
- ¨ú¥X¿ï¾ÜªºÈ
- set
- ¨Ï¬YoptionÅܬ°selected
$("#select1").children().each(function(){
if ($(this).text()=="option you want"){
//jQueryµ¹ªk
$(this).attr("selected","true"); //©Î¬Oµ¹selected¤]¥i
//javascriptµ¹ªk
this.selected = true;
}
}); - Åý·s¼Wªºoptionª½±µ¬°selected
var option = jQuery("new option");
$('select#Club').append(option);
$(option).attr("selected","true"); //Åýoption¬°selected
$('select#Club').trigger("change"); //³Ì«ánIJµoselectªºchange¨Æ¥ó
- select¤U©Ô®Øªº²Ä¤GÓ¤¸¯À¬°·í«e¿ï¤¤È
$('select#Club')[0].selectedIndex = 1;//¤£ª¾¬°¦ón¥[[0]
=========== K. T. Chen ´£¨ì ==========================
¦b$("")¥[[0]ªº·N«ä¬O§âjQueryª«¥óÂରDOMª«¥ó¡C³o¼Ë¤ljQueryª«¥ó¤~¯à¨Ï¥ÎDOM©³¤UªºselectedIndex¤èªk¡C
- ¨Ï¬YoptionÅܬ°selected
- event
//§ïÅܮɪº¨Æ¥ó
$("select#Club").change(function(){ //¨Æ¥óµo¥Í
//¤@¦¸¦L¥X
alert($(this).val());
//¦L¥X¿ï¨ì¦hÓÈ
jQuery('option:selected', this).each(function(){
alert(this.value);
});
}); - ²¾°£
removeOption(index/value/regex[, selectedOnly])
$('select#Clubs option:selected').remove();
//¯Âjavascirpt
<select onchange="alert('Index: ' + this.selectedIndex
+ '\nValue: ' + this.options[this.selectedIndex].value)">
...
</select>
°Ñ¦Ò