Exchange rate calculator with Javascript

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Exchange rate theory is about fetching the data and calculating based on an input value.

Github

eature:

different currency selections and the input number value

exchange rate API to fetch data

TML

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The credit for the exchange rate API free version

First-line shows the basic equation of the exchange rate which will be manipulated in js part.

The two currencies are two parts: currency and number.

selection options below:

<select name="" id="currency1"><option value="AED">AED</option><option value="ARS">ARS</option><option value="AUD">AUD</option><option value="BGN">BGN</option><option value="BRL">BRL</option><option value="BSD">BSD</option><option value="CAD">CAD</option><option value="CHF">CHF</option><option value="CLP">CLP</option><option value="CNY">CNY</option><option value="COP">COP</option><option value="CZK">CZK</option><option value="DKK">DKK</option><option value="DOP">DOP</option><option value="EGP">EGP</option><option value="EUR">EUR</option><option value="FJD">FJD</option><option value="GBP">GBP</option><option value="GTQ">GTQ</option><option value="HKD">HKD</option><option value="HRK">HRK</option><option value="HUF">HUF</option><option value="IDR">IDR</option><option value="ILS">ILS</option><option value="INR">INR</option><option value="ISK">ISK</option><option value="JPY">JPY</option><option value="KRW">KRW</option><option value="KZT">KZT</option><option value="MXN">MXN</option><option value="MYR">MYR</option><option value="NOK">NOK</option><option value="NZD">NZD</option><option value="PAB">PAB</option><option value="PEN">PEN</option><option value="PHP">PHP</option><option value="PKR">PKR</option><option value="PLN">PLN</option><option value="PYG">PYG</option><option value="RON">RON</option><option value="RUB">RUB</option><option value="SAR">SAR</option><option value="SEK">SEK</option><option value="SGD">SGD</option><option value="THB">THB</option><option value="TRY">TRY</option><option value="TWD">TWD</option><option value="UAH">UAH</option><option value="USD" selected>USD</option><option value="UYU">UYU</option><option value="VND">VND</option><option value="ZAR">ZAR</option></select>

SS

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Imported font from google fonts.

flex to set in the center of the browser and basic styles

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For responsive small screen setting

S

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select the DOMs needed

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when either selection of currency changing, run the calculate()

when the input number changing, run the calculate()

when clicking the swap button, swap the currency type and run the calculate()

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fetch the data from the exchange rate API site and show in the rate DOM, then the second currency amount calculated based on the rate

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