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Insert White Spaces Between Lower and Uppercase Letters in Javascript

I need a function that inserts a white space between every instance of a lower character followed immediately by an upper character.

JavaScript
1 Answer
Mohammad Qandeel
Answered
23

Ok, you can do it using the following method

function insertWhitespace(s) {
 return s.split("").map((i, index)=>{
  if(index!==0)
   if(i !== i.toLowerCase())
    return " "+i;
  return i;
 }).join("");
}

Example

insertWhitespace('helloInternet') //"hello Internet"

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