The ingenious string inversion of Python learning

String inversion is one of the most common face questions, many kinds of writing, the following to2Home Introduction2, one is a conventional way of writing , one is a clever way of writing:

Title: Completing a StringABCDreversal.

Method1: It's easier to think of ideas that useList
def reversestr (String):
Strlist=[]
I=len (String)-1
while (i>=0):
Strlist.append (String[i])
I-=1
Return '. Join (Strlist)

Method2: If you havepythonfamiliar enough, you can use string slicing to do it with just one sentence.

STRING[::-1]

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The ingenious string inversion of Python learning