网页计算器

来源:互联网 发布:windows 平板电脑应用 编辑:程序博客网 时间:2024/05/16 04:32

一款基于JavaScript的网页超酷网页计算器,黑色风格很好看,可以计算的项目很多,直接复制代码就可以使用。

<title>网页计算器</title><SCRIPT LANGUAGE="JavaScript"><!-- Beginfunction doit() {form.input.value = eval(form.input.value)}function Cos() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.cos(x);}function Sin() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.sin(x);}function Ln() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.log(x);}function Root() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.sqrt(x);}function Tan() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.tan(x);}function Icos() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.acos(x);}function Isin() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.asin(x);}function Itan() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.atan(x);}function Round() {x = form.input.valueif (x == '') alert('Error: Input Required');else form.input.value = Math.round(x);}function Ran() {x = form.input.valueform.input.value = Math.random(x);}function Neg () {x = form.input.valueif (x == '') alert('Error: Input Required');else x = parseFloat(x) * -1;}function del() {x = form.input.valuex = (x.substring) - 1}//  End --></script><body bgcolor="#ffffff"  onLoad="document.form.input.focus()"><div align="center"><form name="form" method="post" action="javascript:doit()">  <table width="260" border="0" height="260" align="center" bordercolor="#000000" bgcolor="#000000">    <tr bgcolor="#000000">      <td colspan="7" height="2">        <div align="center"><b><font face="Arial, Helvetica, sans-serif" color="#FFFFFF">高级计算器</font></b></div>      </td>    </tr>    <tr bgcolor="#000000">      <td colspan="7" height="2">        <div align="center">          <input type="text"   name="input" size="40">        </div>      </td>    </tr>    <tr bgcolor="#000000">      <td width="50" height="4">        <input type="button" name="one"   value="1" onClick="form.input.value += '1'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="4">        <input type="button" name="two"   value="2" onClick="form.input.value += '2'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="4">        <input type="button" name="three" value="3" onClick="form.input.value += '3'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20" height="4"> </td>      <td width="50" height="4">        <input type="button" name="clear" value="C" onClick="form.input.value = ''" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #9F0004; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="4">        <input type="button" name="percent" value=" % " onClick="form.input.value = eval(form.input.value) / 100" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="4">        <input type="button" name="(" value=" ( " onClick="form.input.value += '('" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>    <tr bgcolor="#000000">      <td width="50" height="2">        <input type="button" name="four"  value="4" onClick="form.input.value += '4'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="five"  value="5" onClick="form.input.value += '5'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td><!-- http://www.codefans.net -->      <td width="50" height="2">        <input type="button" name="six"   value="6" onClick="form.input.value += '6'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20" height="2">  </td>      <td width="50" height="2">        <input type="button" name="times" value="  x  " onClick="form.input.value += ' * '" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="div"   value="  /  " onClick="form.input.value += ' / '" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name=")" value=" ) " onClick="form.input.value += ')'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>    <tr bgcolor="#000000">      <td width="50" height="2">        <input type="button" name="seven" value="7" onClick="form.input.value += '7'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="eight" value="8" onClick="form.input.value += '8'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="nine"  value="9" onClick="form.input.value += '9'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20" height="2">  </td>      <td width="50" height="2">        <input type="button" name="plus"  value="  +  " onClick="form.input.value += ' + '" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="minus" value="  -  " onClick="form.input.value += ' - '" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="round" value="Rnd" onClick="Round()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>    <tr bgcolor="#000000">      <td width="50" height="2">        <input type="button" name="zero"  value="0" onClick="form.input.value += '0'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="point" value="." onClick="form.input.value += '.'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="pi" value="PI" onClick="form.input.value += '3.1415926535897932384626433832795'" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #666666; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20" height="2">  </td>      <td width="50" height="2">        <input type="button" name="pi2" value="+/-" onClick="Neg()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="DoIt"  value=" = " onClick="doit()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50" height="2">        <input type="button" name="round2" value="Ran#" onClick="Ran()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>    <tr bgcolor="#000000">      <td width="50" height="24"> </td>      <td width="50" height="24"> </td>      <td width="50" height="24"> </td>      <td width="20" height="24"> </td>      <td width="50" height="24">  </td>      <td width="50" height="24"> </td>      <td width="50" height="24"> </td>    </tr>    <tr bgcolor="#000000">      <td width="50">        <input type="button" name="quad" value="^2" onClick="form.input.value = form.input.value * form.input.value" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="root" value="root" onClick="Root()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="ln" value="ln" onClick="Ln()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20"> </td>      <td width="50">        <input type="button" name="1/2" value="1/2" onClick="form.input.value += '0.5'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="1/3" value="1/3" onClick="form.input.value += '0.3333333333'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="1/4" value="1/4" onClick="form.input.value += '0.25'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>    <tr bgcolor="#000000">      <td width="50">        <input type="button" name="sin" value="sin" onClick="Sin()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="cos" value="cos" onClick="Cos()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="tan" value="tan" onClick="Tan()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20"> </td>      <td width="50">        <input type="button" name="1/5" value="1/5" onClick="form.input.value += '0.2'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="1/6" value="1/6" onClick="form.input.value += '0.1666666667'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="1/7" value="1/7" onClick="form.input.value += '0.1428571429'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>    <tr bgcolor="#000000">      <td width="50">        <input type="button" name="sin2" value="asin" onClick="Isin()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="cos2" value="acos" onClick="Icos()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="tan2" value="atan" onClick="Itan()" style="COLOR: #FFFFFF; BACKGROUND-COLOR: #333333; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="20"> </td>      <td width="50">        <input type="button" name="1/8" value="1/8" onClick="form.input.value += '0.125'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="1/9" value="1/9" onClick="form.input.value += '0.1111111111'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>      <td width="50">        <input type="button" name="1/10" value="1/10" onClick="form.input.value += '0.1'" style="COLOR: #B3B300; BACKGROUND-COLOR: #000000; HEIGHT: 25 px; WIDTH: 40px">      </td>    </tr>  </table></form></div></body>


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