validatePhoneNumber

function validatePhoneNumber(phoneNumber: string): void;

Validates a phone number is in E.164 format. E.164 format requirements:

Starts with +
Followed by country code (1-3 digits)
Followed by subscriber number
Total length: 1-15 digits (excluding the + prefix)

Parameters

Parameter	Type	Description
`phoneNumber`	`string`	The phone number to validate.

Returns

void

Throws

Error if the phone number is not in valid E.164 format.

Example

// Valid formats
validatePhoneNumber("+14155552671");  // US
validatePhoneNumber("+442071838750"); // UK
validatePhoneNumber("+81312345678");  // Japan

// Invalid formats (will throw)
validatePhoneNumber("4155552671");     // Missing +
validatePhoneNumber("+1-415-555-2671"); // Contains hyphens
validatePhoneNumber("+0412345678");    // Starts with 0

SDKs

CRYPTO INFRASTRUCTURE

COINBASE APIs

INSTITUTIONAL APIs

Parameters

Returns

Throws

Example

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Parameters

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Example