Searches and replaces the regular expression (or sub string) portion (match) with the replaced text instead.

Moving on with this article on Javascript String functions, let’s understand replace function. It returns an array of information or null if no match is found. lastIndexOf(substr, )Įxecutes a search for a match within a string based on a regular expression. “Start” is an optional argument specifying the position within string to begin the search. Searches the string from end to the beginning. Searches and (if found) returns the index number of the searched character or substring within the string. Moving on with this article on Javascript String functions 6.lastIndexOf(substr, )

Var final=ncat(' is a',' hopeless romantic.')įunction will return a string created by using specified sequence of unicode values(argc1,c2). This function combines one or more strings(argv1,v2 etc) into existing one. This function will return the unicode value of the character at position ‘x’ within the string. Moving on with this article on Javascript String functions, Let’s have a look at the next one. This function will return the character at the x position within the string. Now let’s move ahead and have a look the string functions. Some of the important javascript string functions include: This JavaScript String Functions will list out some of the most commonly used string functions. Java stage gives the String class to create and control strings. In Java programming, the strings are treated as articles. Javascript is a high-level programming language which is having curly bracket syntax, dynamic typing & prototype based on object-orientation.

Javascript string search