Re: Array of Chars to String

[Peter Otten]

Michael Spencer wrote:

> >>>�def�func_join(s,�letters):
> ...�����return�"".join(letter�for�letter�in�s�if�letter�in�set(letters))

Make that

def func_join(s, letters):
    letter_set = set(letters) 
    return�"".join(letter�for�letter�in�s�if�letter�in�letter_set)

for a fair timing of a set lookup as opposed to set creation.

Peter

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