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<body>
<head>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css" integrity="sha384-GJzZqFGwb1QTTN6wy59ffF1BuGJpLSa9DkKMp0DgiMDm4iYMj70gZWKYbI706tWS" crossorigin="anonymous">
<script>
var radix_str="26";
var str_map = {};
str_map[777] = "Jackpot! You are Lucky Today!";
str_map[13] = "Bad Bad Bad";
str_map[666] = "The Number of the Beast.";
function toggle_bin() {
var x = document.getElementById("details_bin");
if (x.style.display === "none") {
x.style.display = "flex";
} else {
x.style.display = "none";
}
}
function convert(val,rad)
{
if(val=="")return;
/* guard radix */
var oldradix=radix_str;
radix_str=document.getElementById("custom_radix").value;
var radix=parseInt(radix_str,10);
if(!radix || radix <2 || radix > 36)radix_str=oldradix
document.getElementById("custom_radix").value=radix_str;
var radix=parseInt(radix_str,10);
//
var i=parseInt(val,rad);
if(i)
{
document.getElementById("custom").value = i.toString(radix);
document.getElementById("dec").value = i.toString(10);
document.getElementById("oct").value = i.toString(8);
document.getElementById("bin").value = i.toString(2);
document.getElementById("hex").value = i.toString(16);
var bytes="<p>";
for(var j=0;j<32;j++)
{
bytes+="byte "+j.toString(10)+" : "+(((i&(2**j))>0)?"1":"_")+"<br />";
}
bytes+="</p>";
document.getElementById("bytes").innerHTML=bytes;
}
var info=str_map[i];
if(info)
{
document.getElementById("info").innerHTML = i.toString(10) + " - " + info; //"Page location is " + window.location.href;
}
else
{
document.getElementById("info").innerHTML = "";
}
}
</script>
<style>
</style>
</head>
<html>
<div class="container">
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<h1 class="text-primary">Miguel's Converter</h1>
<p>Convert numbers between different bases. Supports decimal, octal, binary and hex. You can use a custom base as well.</p>
</div>
<div class="col-4"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<input id='dec' class="w-100 mb-3" type=text placeholder="decimal" name="dec" onkeyup="convert(this.value,10)" />
</div>
<div class="col-1">
10
</div>
<div class="col-3"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<input id='oct' class="w-100 mb-3" type=text placeholder="octal" name="oct" onkeyup="convert(this.value,8)" />
</div>
<div class="col-1">
8
</div>
<div class="col-3"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<input id='bin' class="w-100 mb-3" type=text placeholder="binary" name="binary" onkeyup="convert(this.value,2)" />
</div>
<div class="col-1">
2
</div>
<div class="col-1">
<button onclick="toggle_bin()">
toggle
</button>
</div>
<div class="col-2"></div>
</div>
<div id="details_bin" class="row" style="display:none">
<div class="col-4"></div>
<div class="col-4" id='bytes'>
Need value first.
</div>
<div class="col-4"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<input id='hex' class="w-100 mb-3" type=text placeholder="hex" name="hex" onkeyup="convert(this.value,16)" />
</div>
<div class="col-1">
16
</div>
<div class="col-3"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<input id='custom' class="w-100 mb-3" type=text placeholder="custom" onkeyup="convert(this.value,document.getElementById('custom_radix').value)" />
</div>
<div class="col-1">
<input id='custom_radix' class="w-100 mb-3" type=text placeholder="radix" onkeyup="convert(document.getElementById('custom').value,this.value)" value="26" />
</div>
<div class="col-3"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4" id="info">
</div>
<div class="col-4"></div>
</div>
<div class="row">
<div class="col-4"></div>
<div class="col-4">
<p>Hacked together by <a href=https://www.idziorek.net>miguel</a></p>
<p>powered by JavaScript and Bootstrap.</p>
</div>
<div class="col-4"></div>
</div>
</html>
</body>
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