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Mar 14th, 2021
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  1. <canvas id="myCanvas"width="100" height="100"></canvas>
  2.  
  3. <script>
  4. function getr(){
  5. var array = new Uint32Array(10);
  6. window.crypto.getRandomValues(array);
  7. return array[1];
  8. }
  9.  
  10.  
  11. function draw(i,x,y){
  12.  
  13. var c=document.getElementById("myCanvas");
  14. var ctx=c.getContext("2d");
  15. var imgData=ctx.createImageData(100,100);
  16.  
  17. imgData.data[0]=i;
  18. imgData.data[1]=i;
  19. imgData.data[2]=i;
  20. imgData.data[3]=255;
  21.  
  22.  
  23. ctx.putImageData(imgData,x,y);
  24.  
  25.  
  26. }
  27.  
  28. function start(){
  29. for(o = 0; o < 100; o++){
  30. for(j = 0; j < 100; j++){
  31. draw(Math.floor(getr()/10000000000*255),o,j);
  32. }
  33. }
  34. }
  35. start();
  36. </script>
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