JAVASCRIPT

angular pipe first letter uppercase

{{ value_expression | titlecase }}

angular pipe to capitalize first letter

transform(value:string): string {
  let first = value.substr(0,1).toUpperCase();
  return first + value.substr(1); 
}
  

method for convert first letter in uppercase in angular

app.filter('capitalize', function() {
  return function(token) {
      return token.charAt(0).toUpperCase() + token.slice(1);
   }
});