majiayu000 Utility Helper Functions
When to use this skill
- Formatting prices in PKR or USD.
- Truncating long descriptions in cards.
- Pretty-printing dates for travel itineraries.
Recommended Helpers
Currency
export const formatCurrency = (amount: number, currency = 'PKR') => {
return new Intl.NumberFormat('en-PK', {
style: 'currency',
currency,
maximumFractionDigits: 0,
}).format(amount);
};
String Truncation
export const truncate = (str: string, length: number) => {
return str.length > length ? str.substring(0, length) + '...' : str;
};
Instructions
- Location: Store all helpers in
lib/utils.tsorutils/index.ts. - DRY: Check for existing helpers before writing new logic.