Question

How to get only the unique words from a string in TypeScript

Answer 1

function uniqueArray(array : string[]) {
	array.sort();
  
	return array.filter(function(s,i,a) { return a[i + 1] != s; });
}


const s = "typescript c c++ typescript c++ typescript c php java";

let array = s.split(" ");
array = uniqueArray(array);

const uniqueString = array.join(' ');
console.log(uniqueString);





/*
run:

"c c++ java php typescript"

*/

 

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Answer 2

const s = "typescript c c++ typescript c++ typescript c php java";

let array = s.split(" ");
array = [...new Set(array)];

const uniqueString = array.join(' ');
console.log(uniqueString);





/*
run:

"typescript c c++ php java" 

*/

 

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