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justinledwards/randsample.html

Last active November 3, 2017 16:05
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randsample.html
<html>
<head>
<title>Random Sample</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
</head>
<body>
<label>Range Start: </label> <input id="range_start" value="1"></input>
<label>Range End: </label> <input id="range_end" value="100"></input>
<label>Sample Size: </label> <input id="sample_size" value="50"></input>
<button id="generate">Generate</button>
<p><textarea rows="10" cols="50" id="output"></textarea><p>
<script>
var arr = [1,2,3,4,5,6];
range_start = 1
range_end = 100
sample_size = 50
$("#generate").click(function(){
range_start = parseInt($("#range_start").val())
range_end = parseInt($("#range_end").val())+1
sample_size = parseInt($("#sample_size").val())
arr = _.range(range_start, range_end)
arr = _.sample(arr, sample_size)
arr = arr.sort(function(a, b){return a-b})
$("#output").val(arr)
});
</script>
</body>
</html>
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