1. function replaceValues(element, replacements) {
  2. if (!element || typeof element !== 'object') {
  3. return;
  4. }
  6. for (const key in replacements) {
  7. if (replacements.hasOwnProperty(key)) {
  8. const oldValue = replacements[key].old;
  9. const newValue = replacements[key].new;
  11. if (oldValue !== undefined && oldValue !== null && oldValue !== '') {
  12. if (typeof element === 'string') {
  13. element = element.replace(new RegExp(oldValue.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'), 'g'), newValue);
  14. } else if (element.nodeType === Node.TEXT_NODE) {
  15. let textContent = element.textContent;
  16. textContent = textContent.replace(new RegExp(oldValue.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'), 'g'), newValue);
  17. element.textContent = textContent;
  18. } else if (element.nodeType === Node.ELEMENT_NODE) {
  19. for (let i = 0; i < element.childNodes.length; i++) {
  20. replaceValues(element.childNodes[i], replacements);
  21. }
  22. if (element.textContent) {
  23. element.textContent = element.textContent.replace(new RegExp(oldValue.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'), 'g'), newValue);
  24. }
  25. }
  26. }
  27. }
  28. }
  29. }
  31. if (typeof document !== 'undefined') {
  32. document.addEventListener('DOMContentLoaded', function() {
  33. const replacements = [
  34. { old: 'oldValue1', new: 'newValue1' },
  35. { old: 'oldValue2', new: 'newValue2' },
  36. // Add more replacements here
  37. ];
  39. replaceValues(document.body, replacements);
  40. });
  41. }

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