Replace whitespace in JSON keys

Question

I am thinking of a best solution to replace all the whitespaces in JSON keys with underscore.

{ 
  \"Format\": \"JSON\", 
  \"TestData\": { 
    \"Key with          


        

Answer 1

Remove only the white space on the strings in jason code not all white space on jason code

public String removeWhiwspaceInJasonString(String jsonStr) {
    boolean changeActive = false;
    String output = '';
    for(int i=0; i