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33 lines
850 B
33 lines
850 B
var charenc = {
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// UTF-8 encoding
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utf8: {
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// Convert a string to a byte array
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stringToBytes: function(str) {
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return charenc.bin.stringToBytes(unescape(encodeURIComponent(str)));
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},
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// Convert a byte array to a string
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bytesToString: function(bytes) {
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return decodeURIComponent(escape(charenc.bin.bytesToString(bytes)));
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}
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},
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// Binary encoding
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bin: {
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// Convert a string to a byte array
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stringToBytes: function(str) {
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for (var bytes = [], i = 0; i < str.length; i++)
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bytes.push(str.charCodeAt(i) & 0xFF);
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return bytes;
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},
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// Convert a byte array to a string
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bytesToString: function(bytes) {
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for (var str = [], i = 0; i < bytes.length; i++)
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str.push(String.fromCharCode(bytes[i]));
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return str.join('');
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}
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}
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};
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module.exports = charenc;
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