·# -- coding: utf-8 -- from functools import reduce
def char2num(ss): return {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9,}[ss]
def fn(x, y): return x * 10 + y
s=('123.456789') if s.count('.')==0: #不含小數，輸出為int str = s num=reduce(fn, map(char2num, str)) else: str = s.replace('.','') #去掉小數點 num=reduce(fn, map(char2num, str))/(10**(len(s)-s.find('.')-1)) #將小數點移動到原位置 print(num)
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·# -- coding: utf-8 -- from functools import reduce
def char2num(ss): return {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9,}[ss]
def fn(x, y): return x * 10 + y
s=('123.456789') if s.count('.')==0: #不含小數，輸出為int str = s num=reduce(fn, map(char2num, str)) else: str = s.replace('.','') #去掉小數點 num=reduce(fn, map(char2num, str))/(10**(len(s)-s.find('.')-1)) #將小數點移動到原位置 print(num)