輸入字母:

ASCII 十進位
ASCII 十六進位
ASCII 二進位

ASCII轉換器

將下列程式碼複製至<body>程式碼</body>之間。

<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
binary_numbers = new Array("0000", "0001", "0010", "0011", "0100", "0101",
"0110", "0111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111");
function toBinary(High, Low) {
var hiHex = "ABCDEF";
if (Low < 10 ) {
LowNib = Low;
}
else {
LowNib = 10 + hiHex.indexOf(Low);
}
if (High < 10 ) {
HighNib = High;
}
else {
HighNib = 10 + hiHex.indexOf(High);
}
eight_bits = binary_numbers[HighNib] + " " + binary_numbers[LowNib];
return eight_bits;
}
function Dec2Hex(Decimal) {
var hexChars = "0123456789ABCDEF";
var a = Decimal % 16;
var b = (Decimal - a)/16;
hex = "" + hexChars.charAt(b) + hexChars.charAt(a);
L = hexChars.charAt(a);
H = hexChars.charAt(b);
return hex;
}
var symbols = " !\"#$%&'()*+'-./0123456789:;<=>?@";
function toAscii () {
var loAZ = "abcdefghijklmnopqrstuvwxyz";
symbols+= loAZ.toUpperCase();
symbols+= "[\\]^_`";
symbols+= loAZ;
symbols+= "{|}~";
var loc;
loc = symbols.indexOf(document.asciiform.Input.value);
if (loc >-1) {
Ascii_Decimal = 32 + loc;
return (32 + loc);
}
<!--當輸入的字符不是ASCII字符時所出現的提示內容//-->
alert("ASCII字符集的編碼，請重新輸入！");
return(0); // If not in range 32-126 return ZERO
}
function getAscii(some_value) {
document.asciiform.toDec.value = toAscii();
document.asciiform.toHex.value = Dec2Hex(toAscii());
document.asciiform.binary.value = toBinary(H, L);
}
// End -->
</script>
</h1>
<center>
<form name="asciiform" onsubmit="return false;">
<table border=1><tr><td>
<center>
輸入字母: <input size=1 name=Input maxlength=1 onChange="getAscii(this.value)">
<p>
<input type=button value="轉換" onClick="document.asciiform.toDec.value=toAscii()">
</center>
<p>
<input size=10 name=toDec onFocus="this.blur()"> ASCII 十進位<br>
<input size=10 name=toHex onFocus="this.blur()"> ASCII 十六進位<br>
<input size=10 name=binary onFocus="this.blur()"> ASCII 二進位
</td>
</tr>
</table>
</form>
</center>