ValidationEmail

• Type 1

publicstaticbooleanisEmailValid(Stringemail) {
booleanisValid = false;
Stringexpression = "^[\\w\\.-]+@([\\w\\-]+\\.)+[A-Z]{2,4}$";
CharSequenceinputStr = email;
Patternpattern = Pattern.compile(expression, Pattern.CASE_INSENSITIVE);
Matchermatcher = pattern.matcher(inputStr);
if (matcher.matches()) {
isValid = true;
}
returnisValid;
}

• Type 2

publicstaticbooleanisValidEmail(CharSequencetarget) {
return (!TextUtils.isEmpty(target) && Patterns.EMAIL_ADDRESS.matcher(target).matches());
}

fun CharSequence?.isValidEmail() =!isNullOrEmpty() &&Patterns.EMAIL_ADDRESS.matcher(this).matches()

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Copyright 2020 M. Fadli Zein