#!/usr/bin/python
# -*- coding: UTF-8 -*-

name = "iOSZhang";
job = "App manager";

print(name);
print(job);

# 连接字符串
result = name + " is " + job;
print(result);

# 字符子串(从0~n)
print(result[1]); # 取第1位
print(result[2:6]); # 第2位开始到第6位(不含第6位)
print(result[4:]); # 第4位开始到结尾
print(result[:5]); # 头开始到第5位(不含第5位)

# 重复输出
print(result * 3);

# 是否包含某个子字符串
isContant = "iOS" in result;
print(isContant);

# 是否不包含某个子字符串
isContant = "iOS" not in result;
print(isContant);

# 格式化字符串
print("%s worked %d years" % (name, 11));

# 字符串长度
length = len(name);
print("%s length = %d" % (name, length));

#
print(result.center(5));
# 字符串首字母大写
print(result.capitalize());
# 大小写反转
print result.swapcase();
# 转大写
print(result.upper());
# 转小写
print(result.lower());

# 检查字符串指定范围内是否包含子字符串
print(result.find('zhang', 0, len(result))); # 从左边开始查找
print result.rfind('zhang', 0, len(result)); # 从右边开始查找
# 检查字符串指定范围内包含多少个子字符串
print(result.count("iOS", 0, len(result)));
# 检查字符串指定范围内是不是以指定子字符串结束
print(result.endswith('iOS', 0, len(result)));
# 检查字符串是否以指定子字符串开始
print result.startswith('iOS');


# 格式化字符串
print(result.format());




# 是否是数字或字母字符串
print("123".isalnum());
print("1sada".isalnum());
print("asdfdf".isalnum());
print("张0112ads".isalnum());

# 是否是字母字符串
print("123".isalpha());
print("1sada".isalpha());
print("asdfdf".isalpha());
print("张0112ads".isalpha());

# 是否是数字字符串
print("123".isdigit());
print("1sada".isdigit());
print("asdfdf".isdigit());
print("张0112ads".isdigit());

# 返回字符串中最大的字母
print(max(result));
# 返回字符串中最小的字母
print(min(result));

# 字符串替换
print result.replace("iOS", "dev");

# 字符串删除

# 字符串拼接
str = "-";
seq = ("a", "b", "c"); # 字符串序列
print str.join( seq );