int, float,boolean 轉(zhuǎn)字符串
# -*- coding:utf-8 -*-
i = 10
istr = str(i)
print(istr)
f = 1.0
istr = str(f)
print(istr)
b = True
istr = str(b)
print(istr)
字符串轉(zhuǎn)int、float例获、boolean
i = 10
print(str(i))
f = 3.0
print(float(f))
b = True
print(bool(b))
