Using `setTimeout` to speed up `window.onload`

A few days ago, Martín Borthiry contacted me with a question. He had been using the optimized asynchronous Google Analytics snippet for a while, and noticed an additional speed gain when wrapping it inside a setTimeout() with a delay of 0 milliseconds….


This content originally appeared on Mathias Bynens and was authored by Mathias

A few days ago, Martín Borthiry contacted me with a question. He had been using the optimized asynchronous Google Analytics snippet for a while, and noticed an additional speed gain when wrapping it inside a setTimeout() with a delay of 0 milliseconds. His tests made it pretty clear that this technique was indeed slightly faster, but Martín had no clue why.


This content originally appeared on Mathias Bynens and was authored by Mathias


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Mathias | Sciencx (2010-09-08T12:08:56+00:00) Using `setTimeout` to speed up `window.onload`. Retrieved from https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/

MLA
" » Using `setTimeout` to speed up `window.onload`." Mathias | Sciencx - Wednesday September 8, 2010, https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/
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Mathias | Sciencx Wednesday September 8, 2010 » Using `setTimeout` to speed up `window.onload`., viewed ,<https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/>
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Mathias | Sciencx - » Using `setTimeout` to speed up `window.onload`. [Internet]. [Accessed ]. Available from: https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/
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" » Using `setTimeout` to speed up `window.onload`." Mathias | Sciencx - Accessed . https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/
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" » Using `setTimeout` to speed up `window.onload`." Mathias | Sciencx [Online]. Available: https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/. [Accessed: ]
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» Using `setTimeout` to speed up `window.onload` | Mathias | Sciencx | https://www.scien.cx/2010/09/08/using-settimeout-to-speed-up-window-onload/ |

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