其他
#!/usr/bin/envpython
#-*-coding:utf-8-*-
#@Time:2017/10/2722:15
#@Author:zhouyuyao
#@File:file_write.py
importcodecs
#mode有几个参数需要注意:
#r读
#w写
#b二进制
#a追加
f=codecs.open(‘w2.txt‘,‘a‘)
f.write(‘Helloworld\n‘)
f.write(‘Hello{0}\n‘.format(‘zhou..
1、给b变量设定一个默认的值如果实参传入的时候,指定了b的值,那b优先选择传入的实参,当b没有值时,才会用默认值deffuncA(a,b=0):
print(a)
print(b)
funcA(1)#b变量选择默认实参
funcA(10,20)#b变量选择传入实参返回结果:1010202、参数为tupledeffunT(a,b,*c):
print(a)
pr..
链接:http://www.zcfy.cc/article/the-best-front-end-hacking-cheatsheets-all-in-one-place-4520.html?t=new ...
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