JavaScript | typedArray.join() with Example

The typedArray.join() is an inbuilt function in JavaScript which is used to join all the elements of the given typedArray into a string.
Syntax:

typedArray.join(separator);

Parameters: It accepts a parameter “separator” which is used to separate each element of the typedArray. It is optional and its default value is comma (‘,’).

Return value: It returns a string containing all the joined elements.
JavaScript code to show the working of this function:

<script> 
  
  // Creating some typedArrays 
  const A = new Uint8Array([1, 2, 3, 4, 5]); 
  const B = new Uint8Array([5, 10, 15, 20]); 
  const C = new Uint8Array([0, 2, 4, 6, ,8, 10]); 
  const D = new Uint8Array([1, 3, 5, 7, 9]); 
   
   // Calling join() function 
   a = A.join() 
   b = B.join('/') 
   c = C.join('+') 
   d = D.join('&') 
   
   // Printing new strings with joined elements 
   document.write(a +"<br>"); 
   document.write(b +"<br>"); 
   document.write(c +"<br>"); 
   document.write(d); 
      
</script> 

Output:

1,2,3,4,5
5/10/15/20
0+2+4+6+0+8+10
1&3&5&7&9

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