ʹÓÃjavascript¶¯Ì¬Ìí¼ÓºÍɾ³ýtableµÄÐкÍÁÐ
µÚÒ»ÖÖ·½·¨£ºÊ¹ÓÃinsertRowÌí¼ÓÐУ¬Ê¹ÓÃinsertCellÌí¼Óµ¥Ôª¸ñ£¬ÔÙÓÃinnerHTMLÌî³äµ¥Ôª¸ñ¡£Ê¹ÓÃdeleteRowɾ³ýÐУ¬´úÂëÈçÏ£º
Javascript´úÂ룺
function addRow()
{
var root = document.getElementById("tbody")
var allRows = root.getElementsByTagName('tr');
var allCells = allRows[0].getElementsByTagName('td');
var newRow = root.insertRow();
var newCell0 = newRow.insertCell();
var newCell1 = newRow.insertCell();
var newCell2 = newRow.insertCell();
var newCell3 = newRow.insertCell();
newCell0.innerHTML = allCells[0].innerHTML;
newCell1.innerHTML = allCells[1].innerHTML;
newCell2.innerHTML = allCells[2].innerHTML;
newCell3.innerHTML = allCells[3].innerHTML;
}
function removeRow(r)
{
var root = r.parentNode;
root.deleteRow(r);
}
HTML´úÂ룺
<table>
<tbody id="tbody">
<tr>
<td><select><option>hello</option><option>hi</option></select></td>
<td><input type="text" value="enter you name here" /></td>
<td><input type="text" value="text2"/></td>
<td&g
Ïà¹ØÎĵµ£º
ºÜ¾Ã¾ÍÏë×ܽáһϹØÓÚjavascriptÐÔÄÜÓÅ»¯·½ÃæµÄһЩ¶«Î÷£¬Æ½Ê±Ò²ÓÐ×¢ÒâÊÕ¼¯Õâ·½ÃæµÄ×ÊÁÏ¡£°Ñdel.icio.usÀïµÄÊղصĶ«Î÷·³öÀ´¿´Ò»±é£¬²Å¾ªÆæµØ·¢ÏÖ£¬ÕâЩËùνµÄÓÅ»¯·½·¨´ó¶à³ö×Ô¡¶javascript¸ß¼¶³ÌÐòÉè¼Æ¡·Ò»Ê飬µ±È»Ò²Óиö±ð
²»Ò»ÑùµÄ¡£×ÜÖ®Õâ±¾ÊéÉϹØÓÚjavascriptÐÔÄÜÓÅ»¯µÄÄÚÈÝ×ã×ãÓÃÁ˽ü20Ò³À´½øÐвûÊö£¬ËùÒÔ½ñÌìÎÒÒ²Õ ......
1. ±ê×¼µÄ·½·¨
<mce:script type="text/javascript"><!--
function openWin(src, width, height, showScroll){
window.showModalDialog (src,"","location:No;status:No;help:No;dialogWidth:"+width+";dialogHeight:"+height+";scroll:"+showScroll+";");
}
// --></mce:script> &n ......
parseFloat ת»»³É¸¡µãÊý
parseInt ת»»³ÉÕûÊý.
ÕâÁ½¸öº¯Êý¶¼ÓÐЩÈÝ´íÐÔµÄ,±ÈÈç"123abc"»á±ä³É123.
Èç¹ûÂ¥Ö÷Ï£Íû¸ü׼ȷһЩ,Æäʵ¿ÉÒÔÅжÏÒ»ÏÂ,È»ºóÓÃeval,ÏñÕâÑù
²»¹ýÒ²¿ÉÒÔʹÓÃÕâÑùµÄ·½·¨:
var a = "234" ;
a = a.replace(/(^[\\s]*)|([\\s]*$)/g, "");
if( a !="" && !isNaN( a ) )
{//Èç¹ûÊÇÊý×Ö
a = e ......
(Ò»)¶ÔÏóð³ä
function A(name){
this.name = name;
this.sayHello = function(){alert(this.name+” say Hello!”);};
}
function B(name,id){
this.temp = A;
this.temp(name); &nbs ......