字符及其 Hex 值互换

Hex_encode_decode.jsx

function hex2Ascii (str) {
    return str.replace(/../g, function (a) {return String.fromCharCode('0x' + a)})
}

function  ascii2Hex (hex) {
    return hex.replace(/./g, function (a) {return a.charCodeAt(0).toString(16)})
}

function GBK2Hex (str/*中文字符*/) {
    var f = File('hex.txt'), hex;
    f.encoding = 'UTF8';
    f.open('w'), f.write(str), f.close();
    f.encoding = 'BINARY';
    f.open('r');
    hex = f.read().toSource().replace(/(?:\(new String\("|"\)\)|\\u00)/g, '');
    f.close(), f.remove();
    return hex
}

function hex2GBK (hex) {
    var f = File('gbk.txt'), 
    GBK = eval('(new String("' + hex.replace(/../g, function (a) {return '\\u00' + a}) + '"))');
    f.encoding = 'BINARY';
    f.open('w'), f.write(GBK), f.close();
    f.encoding = 'UTF8';
    f.open('r');
    GBK = f.read();
    f.close(), f.remove();
    return GBK
}

ascii2hex('animalia'); // 616e696d616c6961
hex2Ascii('616e696d616c6961'); // animalia
GBK2Hex('跳入苹果'); // E8B7B3E585A5E88BB9E69E9C
hex2GBK('E8B7B3E585A5E88BB9E69E9C'); // 跳入苹果