if ( typeof TextEncoder !== "undefined" && typeof TextDecoder !== "undefined" )
{
utf8encoder = new TextEncoder('utf-8');
utf8decoder = new TextDecoder('utf-8');
}
else
{
utf8encoder = { encode: function( text )
{
var result = new Uint8Array(text.length);
for(var i = 0; i < text.length; i++) { result[i] = text.charCodeAt(i); }
return result;
} };
utf8decoder = { decode: function( buffer )
{
return String.fromCharCode.apply(null, new Uint8Array(buffer));
} };
}
toUtf8 = function( o ) { return utf8encoder.encode( JSON.stringify( o ) ); }
fromUtf8 = function( t ) { return JSON.parse( utf8decoder.decode( t ) ); }