JS Practice — Built-in Objects

toLocaleString() — zero includes 0

📖 Usage Example

// Format number for the user's locale
const n = 1234567.89
n.toLocaleString()          // → '1,234,567.89' (en-US)
n.toLocaleString('de-DE')   // → '1.234.567,89'

Use toLocaleString() to format a number as a locale-appropriate string, such as adding thousands separators or currency symbols.

toLocaleString() — Zero

(0).toLocaleString() always includes the character '0'.

💡 Hints (1)

• The string representation of zero will always contain `'0'`.