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With an Array I know you can use the delete keyword to remove items out of the Array. However, delete will not delete a variable.
var b = "some stuff";
delete b;
console.log(b); // "some stuff"
What’s the correct way to “free” the memory used by b ? Does doing just b = null; do the trick?
Possible duplicate of this question about unsetting variables in Javascript with some excellent answers. Short answer –
nullis probably fine.