python 字符串中特定字符替換，截取

#替換
t='2018-08-07'

t1=t.replace('-','')

print(t1)  #輸出為20180807

#字符串截取與拼接
path='E:/項目/Djangocode/RSMDSys/static/imagedata/1535974092.287188.jpg'

path1=path.split('/')

print('path1:',path1)

path2=path.split('/',4)

print('path2:',path2)

print('type(path2):',type(path2))

path3=path2[-1]

print('path3:',path3)

path4='/'+path3

print('path4:',path4)

 

#運行結果

path1: ['E:', '項目', 'Djangocode', 'RSMDSys', 'static', 'imagedata', '1535974092.287188.jpg']

path2: ['E:', '項目', 'Djangocode', 'RSMDSys', 'static/imagedata/1535974092.287188.jpg']

type(path2): <class 'list'>

path3: static/imagedata/1535974092.287188.jpg

path4: /static/imagedata/1535974092.287188.jpg

https://blog.csdn.net/weixin_38383877/article/details/82192404