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Array Shuffle
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var array = ["one", "two", "three", "four", "five"];
 
document.writeln(array + "<br />");
 
var newArray = shuffle(array);
 
document.writeln(newArray);
 
function shuffle (arr) {
var copy = arr.concat(),
shuffled = copy;
 
for (var i = 0; copy[i]; i++ ) {
var j = i,
temp;
while (j === i) {
j = Math.floor(Math.random()*copy.length);
}
temp = copy[i];
copy[i] = shuffled[j];
shuffled[j] = temp;
}
return shuffled;
}

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