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darkmavis1980/format.js

Created March 3, 2020 16:46
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Format a string with variables passed as an object
Raw
format.js
function format(string, keyValues) {
const regex = /{{([a-zA-Z]+)}}/g;
return string.replace(regex, (match, key) => {
return keyValues[key];
});
}
console.log(format('Hello {{name}}', {name: 'Alessio'})); // Hello Alessio
console.log(format('The price is {{currency}} {{price}}', {price: '10.5', currency: 'EUR'})); // The price is EUR 10.5
console.log(format('Il prezzo è {{price}}{{currency}}', {price: '10.5', currency: 'EUR'})); // Il prezzo è 10.5EUR
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