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showing results for - "javascript normal vs async vs defer"
Stone
07 Apr 2016
1Check this image for better understanding
2//https://i.stack.imgur.com/wfL82.png
3
4Async scripts are executed as soon as the script is loaded, so it doesn't guarantee the order of execution (a script you included at the end may execute before the first script file )
5Defer scripts guarantees the order of execution in which they appear in the page.
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Megan
17 May 2017
1<script type="text/javascript" src="normal-script.js"></script>
2<script type="text/javascript" src="async-script.js" async></script>
3<script type="text/javascript" src="defer-script.js" defer></script>
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