📄 jisuanqi.txt
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<script language="JavaScript">
<!--
function equa1() {
a = document.form1.aa.value;
b = document.form1.ab.value;
c = a-b;
document.form1.total1.value = c
}
function equa2() {
a = document.form1.ba.value;
b = document.form1.bb.value;
c = (a*1)+(b*1);
document.form1.total2.value = c
}
function equa3() {
a = document.form1.ca.value;
b = document.form1.cb.value;
c = a/b;
document.form1.total3.value = c
}
function equa4() {
a = document.form1.da.value;
b = document.form1.db.value;
c = a*b;
document.form1.total4.value = c
}
//-->
</script>
<form name="form1"><center>
<table border=1 cellpadding=1 cellspacing=1>
<tr>
<td><input type="text" size=5 name="aa"> - <input type="text" name="ab" size=5></td>
<td> =<input type="text" name="total1" size=5></td>
<td><input type="button" value="Calculate" onClick="equa1()"></td>
<tr>
<td><input type="text" size=5 name="ba"> + <input type="text" name="bb" size=5></td>
<td> =<input type="text" name="total2" size=5></td>
<td><input type="button" value="Calculate" onClick="equa2()"></td>
<tr>
<td><input type="text" size=5 name="ca"> / <input type="text" name="cb" size=5></td>
<td>=<input type="text" name="total3" size=5></td>
<td><input type="button" value="Calculate" onClick="equa3()"></td>
<tr>
<td><input type="text" size=5 name="da"> * <input type="text" name="db" size=5></td>
<td> =<input type="text" name="total4" size=5></td>
<td><input type="button" value="Calculate" onClick="equa4()"></td>
<tr>
<td colspan=3 align=center>
<input type="reset" value="Reset"></td>
</table>
</form>
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