title: What is the alternative for String.contains method that is case insensitive?
body: <p>While reading the line as a string from a file and string.contains("someexamplestring") will return the output of the case sensitive string. </p>
  
  <p>If there is "someExampleString" in line, it's not returning. </p>
  
  <p>How to identify a string in a case-insensitive manner?</p>