JavaScript | string.normalize() - Tutorialspoint.dev

The string.normalize() is an inbuilt function in javascript which is used to return a Unicode normalisation form of a given input string. If the given input is not a string, then at first it will be converted into string then this function will work.
Syntax:

string.normalize([form])

Parameters: Here the parameter is form which is of many types-

NFC: Normalization Form Canonical Composition.

NFD: Normalization Form Canonical Decomposition.

NFKC: Normalization Form Compatibility Composition.

NFKD: Normalization Form Compatibility Decomposition.

These all says the Unicode Normalization Form.
Return value: It returns a new string containing the Unicode Normalization Form of the given input string.

JavaScript code to show the working of string.normalize() function:

<script> 
  
  // Taking a string as input. 
  var a = "GeeksForGeeks"; 
    
  // calling normalize function. 
  b = a.normalize('NFC') 
  c = a.normalize('NFD') 
  d = a.normalize('NFKC') 
  e = a.normalize('NFKD') 
    
  // Printing normalised form. 
  document.write(b +"<br>"); 
  document.write(c +"<br>"); 
  document.write(d +"<br>"); 
  document.write(e); 
    
</script> 

Output:

GeeksForGeeks
GeeksForGeeks
GeeksForGeeks
GeeksForGeeks

Reference:
http://devdocs.io/javascript/global_objects/string/normalize

JavaScript | string.normalize()

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