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我已成功獲取所有必要組件,以便在觸發警報消息時使用以下代碼觸發級聯下拉列表中的更新。使用jquery觸發器級聯下拉過快
但是,當我將警報註釋掉時,看起來事情發展過快。有沒有辦法確保我的源代碼下拉列表在更改目標下拉列表之前完成了更新?
$(document).ready(function() {
//Default bu (company) listing
$.post("select_bu.php", {
id: 1
}, function(data) {
$("select#id_buid").html(data);
});
//Default division listing
$.post("select_division.php", {
id: 1
}, function(data) {
$("select#id_divid").html(data);
});
//Default department listing
$.post("select_dept.php", {
divid: 11
}, function(data) {
$("select#id_deptid").html(data);
});
//Default title listing
$.post("select_title.php", {
deptid: 12
}, function(data) {
$("select#id_titleid").html(data);
});
//Default location listing
$.post("select_loc.php", {
id: 1
}, function(data) {
$("select#id_locid").html(data);
});
//Change to Business Unit triggers updated division listing and location
$("select#id_buid").change(function() { * //alert("Change of BU triggering change in Division and Location.");*
var id = $("select#id_buid option:selected").attr('value');
$.post("select_division.php", {
id: id
}, function(data) {
$("select#id_divid").html(data);
});
$.post("select_loc.php", {
id: id
}, function(data) {
$("select#id_locid").html(data);
});
$("#id_divid").trigger("change");
});
//Change to Division triggers updated department listing
$("select#id_divid").change(function() {
//alert("Change of Division triggering change in Department.");
var id = $("select#id_divid option:selected").attr('value');
$.post("select_dept.php", {
divid: id
}, function(data) {
$("select#id_deptid").html(data);
});
$("#id_deptid").trigger("change");
});
//Change to Department triggers updated title listing
$("select#id_deptid").change(function() {
//alert("Change of Department triggering change in Title.");
var id = $("select#id_deptid option:selected").attr('value');
$.post("select_title.php", {
deptid: id
}, function(data) {
$("select#id_titleid").html(data);
});
});
});
這似乎工作得很好。感謝您指出我的錯誤。 – Corpse