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> |