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nathbot on 09/10/09

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selectAllCheckboxes


/ Published in: JavaScript
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Selects all checkboxes inside an element or a whole page


Copy this code and paste it in your HTML
  1. /*
  2. container: ID of the element that contains the checkboxes. Set to '' to select in the whole page.
  3. doSelect: true to select, false to de-select
  4. */
  5. function selectAllCheckboxes(container, doSelect){
  6. if(container!=''){
  7. var allBoxes = document.getElementById(container).getElementsByTagName('input');
  8. } else {
  9. var allBoxes = document.getElementsByTagName('input');
  10. }
  11. for(var i=0; i<allBoxes.length; i++){
  12. if(allBoxes[i].type=="checkbox"){
  13. if(doSelect){
  14. allBoxes[i].checked=true;
  15. } else {
  16. allBoxes[i].checked=false;
  17. }
  18. }
  19. }
  20. }

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