"""

Python3.4【文本】之每次处理一个字符

"""

test_str = "my name is bixiaopeng"  

for x in range( 0, len(test_str)-1):

    print ("## 通过索引遍历字符串: " + test_str[x])  

for x in test_str:

    print ("## 直接遍历字符串: " + x)  

thelist = list(test_str)

print (thelist) #['m', 'y', ' ', 'n', 'a', 'm', 'e', ' ', 'i', 's', ' ', 'b', 'i', 'x', 'i', 'a', 'o', 'p', 'e', 'n', 'g']  

for x in thelist:

    print ("## 遍历list: " + x)  

def printstr(a):

    print ("使用map遍历: " + a)  

list(map(printstr,test_str)) #注意: python3以后必须使用list来打印map的结果  

[print ("## 列表推导遍历: " + i) for i in test_str ]