Android Utililty Methods Phone Number Check

List of utility methods to do Phone Number Check

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Description

The list of methods to do Phone Number Check are organized into topic(s).

Method

booleanisPhoneNumber(String inputStr)
is Phone Number 
if (inputStr == null) {
    return false;
if (inputStr.startsWith("1") && inputStr.length() == 11) {
    return true;
return false;
booleanisPhone(String phoneNumber)
is Phone 
String strPattern = "([0-9]{3,4}-)?[0-9]{4,12}";
Pattern p = Pattern.compile(strPattern);
Matcher m = p.matcher(phoneNumber);
return m.matches();
booleanisPhoneNumber(final String phone)
is Phone Number 
Pattern pattern = Pattern.compile(telNumRegex);
Matcher macther = pattern.matcher(phone.trim());
return macther.find() ? true : false;
booleanisTelNumAvailable(String telNum)
is Tel Num Available 
boolean result = false;
if (!isNullOrEmpty(telNum)
        && telNum.matches("^1[3458]{1}[0-9]{9}$")) {
    result = true;
return result;
booleanisMobile(String mobiles)
is Mobile 
Pattern p = Pattern
        .compile("^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$");
Matcher m = p.matcher(mobiles);
return m.matches();
booleanisMobileNO(String phoneNum)
is Mobile NO 
final String regx = "^((13[0-9])|(15[^4,\\D])|(18[0-9]))\\d{8}$";
Pattern p = Pattern.compile(regx);
Matcher m = p.matcher(phoneNum);
return m.matches();
booleanisLegalPhoneNumber(String phoneNumber)
is Legal Phone Number 
String strPattern = "^((13[0-9])|(14[5,7])|(15[0-9])|(18[0-9]))[0-9]{8}$";
Pattern p = Pattern.compile(strPattern);
Matcher m = p.matcher(phoneNumber);
return m.matches();
booleancheckPhone(String phone)
check Phone 
Pattern pattern = Pattern.compile("^13/d{9}||15[8,9]/d{8}$");
Pattern p = Pattern
        .compile("^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$");
Matcher matcher = p.matcher(phone);
if (matcher.matches()) {
    return true;
return false;
...
booleanisPhoneNumber(String phoneNum)
is Phone Number 
String expression = "^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$";
CharSequence inputStr = phoneNum;
Pattern pattern = Pattern.compile(expression);
Matcher matcher = pattern.matcher(inputStr);
if (matcher.matches()) {
    return true;
return false;
...