#!/bin/env python
#-*- coding:utf-8 -*-
#
"""
用enumerate将string中的1都找出来,
用enumerate实现：
"""
def get_1_pos(string):
onePos=[]
try:
onePos=list(((pos,int(val)) for pos,val in enumerate(string) if val == '1'))
except:
pass
return onePos
def get_1_num(string):
return len(list(get_1_pos(string)))
def get_char_pos(string,char):
chPos=[]
try:
chPos=list(((pos,char) for pos,val in enumerate(string) if(val == char)))
except:
pass
return chPos
def get_char_num(string,char):
return len(list(get_char_pos(string,char)))
if(__name__ == "__main__"):
str0="10101010101010101"
str1="123abc123abc123abc"
lt=get_1_pos(str0)
print(lt)
lt=get_1_pos(str1)
print(lt)
num=get_1_num(str0)
print(num)
lt=get_char_pos(str1,'1')
print(lt)
num=get_char_num(str1,'1')
print(num)
