Method to determine if a string contains only digit characters

Question

Aashish · Accepted Answer

If we are using python, we can use isdigit() to check if the string contains only digit characters.
For JAVA, we can use matches() method to check it.
E.g. str.matches(("[0-9]+"))

Fannie Mae

Pergunta de entrevista da empresa Fannie Mae

Resposta da entrevista

Empresas seguidas

Buscas de vagas