java fromat phone number code example

Example 1: javascript regex french phone number

function regexPhoneNumber(str) {
	const regexPhoneNumber = /^((\+)33|0)[1-9](\d{2}){4}$/; 
  
	if (str.match(regexPhoneNumber)) {
		return true;
	} else {
		return false;
	}
}

let phoneNumber = "+33777777777";
console.log(regexPhoneNumber(phoneNumber));

Example 2: regex find all french phone number python

^
    (?:(?:\+|00)33|0)     # Dialing code
    \s*[1-9]              # First number (from 1 to 9)
    (?:[\s.-]*\d{2}){4}   # End of the phone number
$