mirror of
https://github.com/fluencelabs/assemblyscript
synced 2025-04-26 07:22:21 +00:00
38 lines
1.3 KiB
HTML
38 lines
1.3 KiB
HTML
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<style>
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html, body { margin: 0; }
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body { font-family: sans-serif; border-top: 5px solid #0074C1; }
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form { margin: 10px; }
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label { cursor: pointer; }
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</style>
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<script src="hexfloat.js"></script>
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<form onsubmit="convert(this); return false">
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<h1>Hexadecimal float to decimal float converter</h1>
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<p>
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<label for="f64"><input id="f64" name="precision" value="f64" type="radio" checked /> f64</label>
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<label for="f32"><input id="f32" name="precision" value="f32" type="radio" /> f32</label>
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<input id="name" type="text" value="test(" />
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<button>Convert</button>
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</p>
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<p><textarea cols="120" rows="20" id="input"></textarea></p>
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<p><textarea cols="120" rows="20" id="output" readonly></textarea></p>
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</form>
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<script>
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function convert(form) {
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var isF64 = document.getElementById("f64").checked;
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var name = document.getElementById("name").value;
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var input = document.getElementById("input").value;
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document.getElementById("output").value = input
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.replace(/\b(\-?0x[0-9a-fA-F]*(?:\.[0-9a-fA-F]+)?[pP][+-]?[0-9]+\b)/g, ($0, $1) => {
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var val = parse($1);
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return val.toPrecision(isF64 ? 18 : 10);
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})
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.replace(/\bnan\b/g, "NaN")
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.replace(/\inf\b/g, "Infinity")
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.replace(/^T\(RN, */mg, name + "(")
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.replace(/\)$/mg, ");")
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.replace(/ +/g, " ");
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}
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</script>
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