Because it need not look for interpolation, single quotation is somewhat faster for literal strings. The difference is unlikely to amount to much in the run of a program.

It's good practice to observe the difference and use single quotes when they will do. That tells readers that interpolation is not expected.

After Compline,
Zaxo

In reply to Re: Differences between " " and ' '? by Zaxo
in thread Differences between " " and ' '? by Ace128

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