Below is the example of the concat() Method Method.

• Example:

  
  

  
  
  

  <script>  // JavaScript to illustrate concat() function  function func() {         // Original string      var str = 'Geeks';         // Joining the strings together      var value = str.concat(' for',' Geeks');      document.write(value);      }  func();  </script>

• Output:

  Geeks for Geeks
  

str.concat() function is used to join two or more strings together in JavaScript.

Syntax:

str.concat(string2, string3, string4,......, stringN)

Arguments:
The arguments to this function are the strings that need to be joined together. The number of arguments to this function is equal to the number of strings to be joined together.

Return value:
This function returns a new string that is the combination of all the different strings passed to it as the argument.

Example for the above function is provided below:

Example 1:

print('It'.concat(' is',' a',' great',' day.'));

Output:

It is a great day.

In this example the function concat() joins together “It” with ” is”, ” a”, ” great”, “day.” to create a final string containing all the strings.

Code for the above function is provided below:

Program 1:

Output:

It is a great day.