34 lines
860 B
JavaScript
34 lines
860 B
JavaScript
// Get Url Paramater
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function getQueryVariable(variable) {
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var query = window.location.search.substring(1);
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var vars = query.split("&");
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for (var i = 0; i < vars.length; i++) {
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var pair = vars[i].split("=");
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if (pair[0] == variable) {
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return pair[1];
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}
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}
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return(false);
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}
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const { evaluate } = require('mathjs');
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// use the evaluate function to evaluate the expression
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function calculationToQuantity(quantity) {
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return evaluate(quantity.toString());
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}
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//This function wraps setTimeout function in a promise in order to display dom manipulations on root components asynchronously & fast
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const setPromiseTimeout = time =>
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new Promise(resolve =>
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setTimeout(() =>
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resolve(time)
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, time)
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);
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export {getQueryVariable, calculationToQuantity, setPromiseTimeout}
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