instance method String#capitalize
String#capitalize() → StringCapitalizes the first letter of a string and downcases all the others.
Examples
'hello'.capitalize();
// -> 'Hello'
'HELLO WORLD!'.capitalize();
// -> 'Hello world!'String#capitalize() → StringCapitalizes the first letter of a string and downcases all the others.
'hello'.capitalize();
// -> 'Hello'
'HELLO WORLD!'.capitalize();
// -> 'Hello world!'