Python replace()

xiaoxiao2021-02-28 109

replace 是将字符串old替换为new

str.replace(old, new[, max]) >>> a = 'sdfaf,sda,f,dsaf,asd,f,sadf,' >>> a.replace(',','') 'sdfafsdafdsafasdfsadf'

max为替换不超过max次数

>>> a.replace('sd','77',2) '77faf,77a,f,dsaf,asd,f,sadf,'

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