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<html> <head> <title>计算器(一) </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 bgcolor="#fef4d9"> <br> <br> <center><font color=red face="隶书" size=6>计算器(一)</font></center> <br> <br><center> <table border=5 bordercolor=blue borderlight=green> <tr><td align=center><font size=4 color=red face="Arial, Helvetica, sans-serif"><strong>你也用用看呀!</strong></font></td></tr> <tr><td align=center height=80 width=220><script language="JavaScript"> <!-- Hide the script from old browsers -- function compute(obj) {obj.expr.value = eval(obj.expr.value)} var one = '1' var two = '2' var three = '3' var four = '4' var five = '5' var six = '6' var seven = '7' var eight = '8' var nine = '9' var zero = '0' var plus = '+' var minus = '-' var multiply = '*' var divide = '/' var decimal = '.' function enter(obj, string) {obj.expr.value += string} function clear(obj) {obj.expr.value = ''} // --End Hiding Here --> </script> <form name="calc"> <table border=1> <td colspan=4><input type="text" name="expr" size=30 action="compute(this.form)"> <tr> <td><input type="button" value=" 7 " onClick="enter(this.form, seven)"> <td><input type="button" value=" 8 " onClick="enter(this.form, eight)"> <td><input type="button" value=" 9 " onClick="enter(this.form, nine)"> <td><input type="button" value=" / " onClick="enter(this.form, divide)"> <tr><td><input type="button" value=" 4 " onClick="enter(this.form, four)"> <td><input type="button" value=" 5 " onClick="enter(this.form, five)"> <td><input type="button" value=" 6 " onClick="enter(this.form, six)"> <td><input type="button" value=" * " onClick="enter(this.form, multiply)"> <tr><td><input type="button" value=" 1 " onClick="enter(this.form, one)"> <td><input type="button" value=" 2 " onClick="enter(this.form, two)"> <td><input type="button" value=" 3 " onClick="enter(this.form, three)"> <td><input type="button" value=" - " onClick="enter(this.form, minus)"> <tr><td colspan=2><input type="button" value=" 0 " onClick="enter(this.form, zero)"> <td><input type="button" value=" . " onClick="enter(this.form, decimal)"> <td><input type="button" value=" + " onClick="enter(this.form, plus)"> <tr><td colspan=2><input type="button" value=" = " onClick="compute(this.form)"> <td colspan=2><input type="button" value="AC" size= 3 onClick="clear(this.form)"> </table> </form></td></tr></table></center> <br> <br> <center> <textarea name=source rows=12 cols=55 class=yk9> 脚本说明: 把如下代码加入<body>区域中 <script language="JavaScript"> <!-- Hide the script from old browsers -- function compute(obj) {obj.expr.value = eval(obj.expr.value)} var one = '1' var two = '2' var three = '3' var four = '4' var five = '5' var six = '6' var seven = '7' var eight = '8' var nine = '9' var zero = '0' var plus = '+' var minus = '-' var multiply = '*' var divide = '/' var decimal = '.' function enter(obj, string) {obj.expr.value += string} function clear(obj) {obj.expr.value = ''} // --End Hiding Here --> </script> <form name="calc"> <table border=1> <td colspan=4><input type="text" name="expr" size=30 action="compute(this.form)"> <tr> <td><input type="button" value=" 7 " onClick="enter(this.form, seven)"> <td><input type="button" value=" 8 " onClick="enter(this.form, eight)"> <td><input type="button" value=" 9 " onClick="enter(this.form, nine)"> <td><input type="button" value=" / " onClick="enter(this.form, divide)"> <tr><td><input type="button" value=" 4 " onClick="enter(this.form, four)"> <td><input type="button" value=" 5 " onClick="enter(this.form, five)"> <td><input type="button" value=" 6 " onClick="enter(this.form, six)"> <td><input type="button" value=" * " onClick="enter(this.form, multiply)"> <tr><td><input type="button" value=" 1 " onClick="enter(this.form, one)"> <td><input type="button" value=" 2 " onClick="enter(this.form, two)"> <td><input type="button" value=" 3 " onClick="enter(this.form, three)"> <td><input type="button" value=" - " onClick="enter(this.form, minus)"> <tr><td colspan=2><input type="button" value=" 0 " onClick="enter(this.form, zero)"> <td><input type="button" value=" . " onClick="enter(this.form, decimal)"> <td><input type="button" value=" + " onClick="enter(this.form, plus)"> <tr><td colspan=2><input type="button" value=" = " onClick="compute(this.form)"> <td colspan=2><input type="button" value="AC" size= 3 onClick="clear(this.form)"> </table> </form> </textarea> <SCRIPT LANGUAGE="JavaScript"> <!-- hide function goHist(a) { history.go(a); } //--> </script> <FORM METHOD="post"> <INPUT TYPE="button" VALUE="返回" onClick="goHist(-1)" style="background-color: #8000FF; color: rgb(255,255,255)"> </form> </center> <br> <br> </body> </html> (责任编辑：admin) |