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Aug 24th, 2019
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  1. function appendChildren(decorateDivFunction) {
  2. // menggunakan querySelectorAll lebih disarankan daripada getElementsByTagName
  3. // karena getElementsByTagName mengembalikan NodeList langsung dan membuat loop tak terbatas
  4. var allDivs = document.querySelectorAll("div");
  5.  
  6. // loop berdasarkan panjang allDivs
  7. for (var i = 0; i < allDivs.length; i++) {
  8. // buat elemet baru div
  9. var newDiv = document.createElement("div");
  10. decorateDivFunction(newDiv);
  11.  
  12. // tambahkan div baru ke div yang ada
  13. allDivs[i].appendChild(newDiv);
  14. }
  15. }
  16.  
  17. // Contoh kasus
  18. document.body.innerHTML = `
  19. <div id="a">
  20. <div id="b">
  21. </div>
  22. </div>`;
  23.  
  24. //appendChildren(function(div) {});
  25. console.log(document.body.innerHTML);
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