1023jsq1.htm

来自「最完整的Javascript 特效」· HTM 代码 · 共 150 行

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<html>

<!-- Mirrored from www.yesky.com/imagesnew/software/jscript/1023jsq1.htm by HTTrack Website Copier/3.x [XR&CO'2007], Tue, 15 Apr 2008 09:01:24 GMT -->
<head>
<title>计算平面两点距离</title>
<style type="text/css">
<!--
body {  font-family: "宋体"; font-size: 9pt; margin-top: 0px; margin-left: 0px; margin-right: 0px}
A { COLOR: black; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: none }
 A:hover { COLOR: red; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: underline }
a:active     { font: 9pt "宋体"; cursor: hand; color: #FF0033 }

-->
</style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>

<body >
<br>
<br>
<center><font color=red face="隶书" size=6>计算平面两点距离</font></center>
<br>
<center>
<table border=5 bordercolor=black borderlight=green>
<tr><td align=center><font size=5 color=red face="Arial, Helvetica, sans-serif"><strong>下面为效果显示区!</strong></font></td></tr>
<tr><td align=center>
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
function distance(form) {
var x1 = eval(form.x1.value);
var y1 = eval(form.y1.value);
var x2 = eval(form.x2.value);
var y2 = eval(form.y2.value);
var xdiff = x2 - x1;
var ydiff = y2 - y1;
form.answer.value = Math.pow((xdiff * xdiff + ydiff * ydiff), 0.5);
}
//  End -->
</script>
<center>
<form>
<table border=3 cellspacing=2 cellpadding=5>
<tr>
<td colspan=4 align=center>计算平面两点之间的距离</td>
</tr>
<tr>
<td colspan=2 align=center>A点</td>
<td colspan=2 align=center>B点</td>
</tr>
<tr>
<td align=center>A点横坐标</td>
<td align=center>A点纵坐标</td>
<td align=center>B点横坐标</td>
<td align=center>B点纵坐标</td>
</tr>
<tr>
<td align=center><input type=text name=x1 size=5></td>
<td align=center><input type=text name=y1 size=5></td>
<td align=center><input type=text name=x2 size=5></td>
<td align=center><input type=text name=y2 size=5></td>
</tr>
<tr>
<td colspan=4 align=center><input type=button value="计算距离" onClick="distance(this.form)"></td>
</tr>
<tr>
<td colspan=4 align=center><input type=text name=answer size=20></td>
</tr>
</table>
</form>
</center>
</td></tr>
</table></center>
<br>
<br>
<center>
<textarea name=source rows=12 cols=45 class=yk9>
脚本说明:
把如下代码加入<body>区域中
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
function distance(form) {
var x1 = eval(form.x1.value);
var y1 = eval(form.y1.value);
var x2 = eval(form.x2.value);
var y2 = eval(form.y2.value);
var xdiff = x2 - x1;
var ydiff = y2 - y1;
form.answer.value = Math.pow((xdiff * xdiff + ydiff * ydiff), 0.5);
}
//  End -->
</script>
<center>
<form>
<table border=3 cellspacing=2 cellpadding=5>
<tr>
<td colspan=4 align=center>计算平面两点之间的距离</td>
</tr>
<tr>
<td colspan=2 align=center>A点</td>
<td colspan=2 align=center>B点</td>
</tr>
<tr>
<td align=center>A点横坐标</td>
<td align=center>A点纵坐标</td>
<td align=center>B点横坐标</td>
<td align=center>B点纵坐标</td>
</tr>
<tr>
<td align=center><input type=text name=x1 size=5></td>
<td align=center><input type=text name=y1 size=5></td>
<td align=center><input type=text name=x2 size=5></td>
<td align=center><input type=text name=y2 size=5></td>
</tr>
<tr>
<td colspan=4 align=center><input type=button value="计算距离" onClick="distance(this.form)"></td>
</tr>
<tr>
<td colspan=4 align=center><input type=text name=answer size=20></td>
</tr>
</table>
</form>
</center>
</textarea>
<SCRIPT LANGUAGE="JavaScript">

<!-- hide

function goHist(a) 

{

   history.go(a);

}

//-->

</script>

<FORM METHOD="post">
<INPUT TYPE="button" VALUE="返回" onClick="goHist(-1)" >
</form>
</center>
<br>
<br>
</body>

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</html>

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本页面展示了「最完整的Javascript 特效」中的 1023jsq1.htm 源码文件，采用 HTM 编程语言编写，共 150 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

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