Yes, any string in JavaScript has a toLowerCase() method that will return a new string that is the old string in all lowercase. The old string will remain unchanged.

Aug 12, 2019 · Result: 'baNaN' Step 3: 'baNaN' + 'a' Left Expression: 'baNaN' Left Value: 'baNaN' Operator: + (one of the expression sides is a string, so string concatenation) Right Expression: …

4 It is a number, not a string. Numbers don't have a toLowerCase() function because numbers do not have case in the first place. To make the function run without error, run it on a string.

Mar 27, 2011 · toLowerCase() is a static method of Character class. So, you will have to use the class name to invoke the method and pass the character which you want to convert to lower …

Dec 15, 2015 · Unlike toLowerCase, toLocaleLowerCase takes localization into account. In most cases, with most languages, they will produce similar output, however certain languages will …

Oct 24, 2014 · 6 toLowerCase is a method of the string. If you want to be able to find a string in array without knowing exact case you can add map step to the chain: …

Jun 16, 2012 · In Java, String.toLowerCase () method converts characters to lowercase according to the default locale. This causes problems if your application works in Turkish locale and …

Nov 24, 2008 · How else would you convert each element of a list of anything to something else, without iterating through the list? A string is just a list of characters, if you need to apply some …

Nov 12, 2014 · I'm going through a code review and I'm curious if it's better to convert strings to upper or lower case in JavaScript when attempting to compare them while ignoring case. …

Dec 20, 2018 · You're not actually calling toLowerCase or toUpperCase in your else conditions. You're referencing them, so you get the default string representation of the functions. …