- Tech
- Two simple pages have been written with JavaScript, leave a reference (one)
Sun Fei's homework </ title> </ head> <script> function getobjid (objName) {for (var objid = 0; objid <form1.length; objid ) IF (Window. Form1.elements [nn == objName) {Return (Objid); Break;} Return (-1);} Function SelectProvince (Form) {var Num, N, I, M; Num = getobjid ('provvice) ); M = document.form1.elements [num] .selectedIndex-1; n = document.form1.elements [Num 1] .length; for (i = n - 1; i> = 0; I -) Document .form1.ersion [Num 1] .Options [i] = NULL;</p>
<p>IF (m> = 0) {for (i = 0; i <city_show [m] .length; i ) {newOptionName = new option (city_show [m] [i], city_value [m] [i]); document. Form1.Elements [Num 1] .Options [i] = newOptionName; Document.form1.elements [Num 1] .Options [0] .selected = true;}}</p>
<p></ Script></p>
<p><script></p>
<p>Var province_show = new array (); var city_value = new array (); var city_show = new array (); var city_value = new array (); var funtype; // modified by ryan gao 2006-03-30 16:01: 09Province_Show [0] = 'Shanxi'; provaRue [0] = '2400'; city_show [0] = new array (); city_value [0] = new array (); city_show [0] [0] = 'Taiyuan'; City_Value [0] [0] = '2400'; city_show [0] [1] = 'Datong'; city_value [0] [1] = '2401'; city_show [0] [2] = 'Pingyao'; city_value [ 0] [2] = '2402'; city_show [0] [3] = 'Changzhi'; city_value [0] [3] = '2403'; province_show [1] = 'Hubei'; provaRue [1] = '0100 '; city_show [1] = new array (); city_value [1] = new array (); city_show [1] [0] =' Wuhan '; City_Value [1] [0] =' 0100 '; city_show [1] [1] = 'Jingzhou'; City_Value [1] [1] = '0101'; City_Show [1] [2] = 'Qianjiang'; City_Value [1] [2] = '0102'; city_show [1] [ 3] = 'Xiangfan'; City_Value [1] [3] = '0103'; City_Show [1] [4] = 'Huangshi'; City_Value [1] [4] = '0104'; province_show [2] = 'Guangdong '; province_value [2] =' 0200 '; city_show [2] = new array (); city_value [2] = new array (); city_show [2] [0] =' Guangzhou; city_value [2] [0] = '0200'; city_sho W [2] [1] = 'Zhuhai'; City_Value [2] [1] = '0201'; city_show [2] [2] = 'Shenzhen'; city_value [2] [2] = '0202'; city_show [ 2] [3] = 'Zhongshan'; City_Value [2] [3] = '0203'; city_show [2] [4] = 'Chaozhou'; City_Value [2] [4] = '0204'; province_show [3] = 'Fujian'; Province_Value [3] = '0300'; City_Show [3] = new array ();</p>
<p>City_value [3] = new array (); city_show [3] [0] = 'Xiamen'; city_value [3] [0] = '0300'; city_show [3] [1] = 'Fuzhou'; City_Value [3] [1] = '0301'; city_show [3] [2] = 'Putian'; City_Value [3] [2] = '0302'; city_show [3] [3] = 'Quanzhou'; city_value [3] [3] [3 ] = '0303'; city_show [3] [4] = 'Zhangzhou'; city_value [3] [4] = '0304'; </ script> <form name = form1 method = post target = _blank> <Table Name = Table1 border = 0 align = center cellspacing = 0 cellpadding = 3 width = 560> <tr> <TD align = center valign = top width = 60> <b> province </ b> </ td></p>
<p><Td align = center valign = TOP width = 60> <b> City </ b> </ td> </ tr></p>
<p><TR> <TD Width = 40% Align = Right> <select name = province style = "width: 250" size = 1 οnchange = selectProvince (this);> <option selected value = "0000"> Please select a province </ Option> <option value = "0100> Shanxi </ option> <option value =" 0100 "> Hubei </ option> <option value =" 0200 "> Guangdong </ option> <option value =" 0300 "> Fujian </ Option> </ select></p>
<p></ Td></p>
<p><Td width = 40%> <select name = city style = "width: 250" size = 1> </ select></p>
<p></ Td> </ tr></p>
<p></ Table> </ form> </ body> </ html></p></div><div class="text-center mt-3 text-grey">
转载请注明原文地址:https://www.9cbs.com/read-132100.html</div><div class="plugin d-flex justify-content-center mt-3"></div><hr><div class="row"><div class="col-lg-12 text-muted mt-2"><i class="icon-tags mr-2"></i><span class="badge border border-secondary mr-2"><h2 class="h6 mb-0 small"><a class="text-secondary" href="tag-2.html">9cbs</a></h2></span></div></div></div></div><div class="card card-postlist border-white shadow"><div class="card-body"><div class="card-title"><div class="d-flex justify-content-between"><div><b>New Post</b>(<span class="posts">0</span>)
</div><div></div></div></div><ul class="postlist list-unstyled">
</ul></div></div><div class="d-none threadlist"><input type="checkbox" name="modtid" value="132100" checked /></div></div></div></div></div><footer class="text-muted small bg-dark py-4 mt-3" id="footer"><div class="container"><div class="row"><div class="col">CopyRight © 2020 All Rights Reserved
</div><div class="col text-right">Processed:
<b>0.070</b>, SQL:
<b>9</b></div></div></div></footer><script src="./lang/en-us/lang.js?2.2.0"></script><script src="view/js/jquery.min.js?2.2.0"></script><script src="view/js/popper.min.js?2.2.0"></script><script src="view/js/bootstrap.min.js?2.2.0"></script><script src="view/js/xiuno.js?2.2.0"></script><script src="view/js/bootstrap-plugin.js?2.2.0"></script><script src="view/js/async.min.js?2.2.0"></script><script src="view/js/form.js?2.2.0"></script><script>
var debug = DEBUG = 0;
var url_rewrite_on = 1;
var url_path = './';
var forumarr = {"1":"Tech"};
var fid = 1;
var uid = 0;
var gid = 0;
xn.options.water_image_url = 'view/img/water-small.png';
</script><script src="view/js/wellcms.js?2.2.0"></script><a class="scroll-to-top rounded" href="javascript:void(0);"><i class="icon-angle-up"></i></a><a class="scroll-to-bottom rounded" href="javascript:void(0);" style="display: inline;"><i class="icon-angle-down"></i></a></body></html><script>
var forum_url = 'list-1.html';
var safe_token = 'Cq_2FmpKxMoIPdpchl6HghpSEDyAOBAJhZS7wGTSL_2BGBGv1vhBqkI_2BK5BhzzRxid389VsupoCBCvmttoZ1XbwybA_3D_3D';
var body = $('body');
body.on('submit', '#form', function() {
var jthis = $(this);
var jsubmit = jthis.find('#submit');
jthis.reset();
jsubmit.button('loading');
var postdata = jthis.serializeObject();
$.xpost(jthis.attr('action'), postdata, function(code, message) {
if(code == 0) {
location.reload();
} else {
$.alert(message);
jsubmit.button('reset');
}
});
return false;
});
function resize_image() {
var jmessagelist = $('div.message');
var first_width = jmessagelist.width();
jmessagelist.each(function() {
var jdiv = $(this);
var maxwidth = jdiv.attr('isfirst') ? first_width : jdiv.width();
var jmessage_width = Math.min(jdiv.width(), maxwidth);
jdiv.find('img, embed, iframe, video').each(function() {
var jimg = $(this);
var img_width = this.org_width;
var img_height = this.org_height;
if(!img_width) {
var img_width = jimg.attr('width');
var img_height = jimg.attr('height');
this.org_width = img_width;
this.org_height = img_height;
}
if(img_width > jmessage_width) {
if(this.tagName == 'IMG') {
jimg.width(jmessage_width);
jimg.css('height', 'auto');
jimg.css('cursor', 'pointer');
jimg.on('click', function() {
});
} else {
jimg.width(jmessage_width);
var height = (img_height / img_width) * jimg.width();
jimg.height(height);
}
}
});
});
}
function resize_table() {
$('div.message').each(function() {
var jdiv = $(this);
jdiv.find('table').addClass('table').wrap('<div class="table-responsive"></div>');
});
}
$(function() {
resize_image();
resize_table();
$(window).on('resize', resize_image);
});
var jmessage = $('#message');
jmessage.on('focus', function() {if(jmessage.t) { clearTimeout(jmessage.t); jmessage.t = null; } jmessage.css('height', '6rem'); });
jmessage.on('blur', function() {jmessage.t = setTimeout(function() { jmessage.css('height', '2.5rem');}, 1000); });
$('#nav li[data-active="fid-1"]').addClass('active');
</script> 
