javascript string length
JavaScript length is a property that is used to determine the number of elements in an array or the number of characters in a string. This property is commonly used to loop through the elements of an array or to access specific characters in a string.
How does JavaScript return the length of a string?
Java script will not return the length but it will return the coding unit which is occupied by a string. In this UTF-16 string is used for formatting methods for store characters.In this, the characters of the string are encoded into a 16-bit long binary number being stored. so whenever a property of length is involved. JavaScript looks up and returns the number of code units which is occupied by the string .this is why JavaScript returns 2 in certain characters for the length property which is called emoji etc. . it does this because takes the 2 code units.
How do you find the length of a string in JavaScript?
By using the length property the length of a string in a javascript can be found. because length is a property it should be called an instance of a string.