# -*- coding -*- # Python function # abs()求绝对值 absolute = abs(-99) print("abs(-99) =", absolute) # max()求最大值 maxmium = max(1, 2, 9, -8) print("max(1, 2, 9, -8) =", maxmium) # 数据类型转换函数 # int()把其他数据类型转换为整形 print("int('123') =", int('123')) print("int(12.34) =", int(12.34)) # float() 浮点数 print("float('12.34') =", float('12.34')) print("float(12) =", float(12)) # str() 字符串 print("str(3.21) =", str(3.21)) print("str(False) =", str(False)) # bool() 布尔型 print("bool(1) = ", bool(1)) # 空字符串为False print("bool(\'\') = ", bool('')) # 函数’别名‘ # 将函数名赋给一个变量即可 absolute = abs print("abs(-3) =", absolute(-3))