Card template javascript variables carrying over to next card

Anki Card Design
2

The easiest way is to enclose your whole code in a function, like this:

<script>
function stuff(){
  // your code here ... 
}
stuff()

// or with an anonymous function:
(()=>{
  // your code here ... 
})()
</script>

You can also avoid the error by using var instead of const or let.

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