$
United States Dollar
fiatISO Code: USDNumeric: 840Decimals: 2Region: Americas
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Developer Note
World reserve currency. Used in many dollarized economies.
Formatting Examples
| Value | en-US |
|---|---|
| 1 | $1.00 |
| 9.99 | $9.99 |
| 100 | $100.00 |
| 1234.56 | $1,234.56 |
| 1000000 | $1,000,000.00 |
Intl.NumberFormat
JavaScript
// Basic USD formatting
new Intl.NumberFormat('en-US', {
style: 'currency',
currency: 'USD',
}).format(1234.56);
// → "$1,234.56"
// Minimum/maximum fraction digits
new Intl.NumberFormat('en-US', {
style: 'currency',
currency: 'USD',
minimumFractionDigits: 2,
maximumFractionDigits: 2,
}).format(99);
// ISO 4217 minor unit: 2 decimal places
// Stripe / payment API amount
// USD amount = value × 100
// e.g. $10.00 → amount: 1000