91 lines
3.2 KiB
JavaScript
91 lines
3.2 KiB
JavaScript
window.addEventListener("load", () => main());
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const input_name = "firstname";
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const main = () => {
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// Reset content of the input
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document.getElementById(input_name).value = "";
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// Call callback when editing the input
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document.getElementById(input_name).addEventListener("input", update_const);
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};
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// Callback: called when firstname is changed
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const update_const = () => {
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const firstname = document.getElementById(input_name).value;
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const firstname_const = get_const(firstname.toLowerCase().split(''));
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console.log(`output: ${firstname_const}`);
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};
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const get_const = (letters = Array) => {
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console.log(`input: ${letters}`);
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// Store constants of each letters of the firstname
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let const_data = [];
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// Store some constants info
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//let const_infos = {};
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// Assign each letter to a const, fallback to 1 if no one has been found
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switch (letters) {
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case 'a': // https://en.wikipedia.org/wiki/Artin%27s_conjecture_on_primitive_roots
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const_data.push(0.373955);
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case 'b': // https://en.wikipedia.org/wiki/Backhouse%27s_constant
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const_data.push(1.456074);
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case 'c': // https://en.wikipedia.org/wiki/Porter%27s_constant
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const_data.push(1.46707807943397547289);
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/* case 'd':
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const_data.push(); */
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case 'e': // https://en.wikipedia.org/wiki/Erd%C5%91s%E2%80%93Borwein_constant
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const_data.push(1.606695);
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case 'f': // https://en.wikipedia.org/wiki/Frans%C3%A9n%E2%80%93Robinson_constant
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const_data.push(2.807770);
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case 'g': // https://en.wikipedia.org/wiki/Gauss%27s_constant
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const_data.push(0.834626);
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/* case 'h':
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const_data.push(); */
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/* case 'i':
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const_data.push(); */
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/* case 'j':
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const_data.push(); */
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case 'k': // https://en.wikipedia.org/wiki/Landau%E2%80%93Ramanujan_constant
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const_data.push(0.764223);
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case 'l': // https://en.wikipedia.org/wiki/Lochs%27s_theorem
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const_data.push(0.97027011439203392574);
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case 'm': // https://en.wikipedia.org/wiki/Meissel%E2%80%93Mertens_constant
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const_data.push(0.261497);
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/* case 'n':
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const_data.push(); */
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/* case 'o':
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const_data.push(); */
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case 'p': // https://en.wikipedia.org/wiki/Universal_parabolic_constant
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const_data.push(2.29558714939263807403);
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/* case 'q':
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const_data.push(); */
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/* case 'r':
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const_data.push(); */
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case 's': // https://en.wikipedia.org/wiki/MRB_constant
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const_data.push(0.18785964246206712024);
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/* case 't':
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const_data.push(); */
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/* case 'u':
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const_data.push(); */
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/* case 'v':
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const_data.push(); */
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/* case 'w':
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const_data.push(); */
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/* case 'x':
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const_data.push(); */
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/* case 'y':
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const_data.push(); */
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/* case 'z':
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const_data.push(); */
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default:
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const_data.push(1);
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}
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// Multiply all the constants together
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return const_data.reduce((a, b) => a * b);
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};
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