#字符集 import re s='abc,acc,adc,aec,afc,ahc' # r=re.findall('a[cf]c',s) # print(r) # ['acc', 'afc'] # Process finished with exit code 0 # r=re.findall('a[cfd]c',s) # print(r) # ['acc', 'adc', 'afc'] # Process finished with exit code 0 r=re.findall('a[c-f]c',s) print(r) # ['acc', 'adc', 'aec', 'afc'] #
# Process finished with exit code 0
import re a='c0c++7java8javascript6python' #r=re.findall('\d',a) #在a里找出数字 ['0', '7', '8', '6'] # 'python' 普通字符 '\d' 匹配一个数字字符等价于[0-9] # Process finished with exit code 0 r=re.findall('\D',a) # 匹配非数字['c', 'c', '+', '+', 'j', 'a', 'v', 'a', 'j', 'a', 'v', 'a', 's', 'c', 'r', 'i', 'p', 't', 'p', 'y', 't', 'h', 'o', 'n'] # # Process finished with exit code 0 # if len(r) >0: # print('字符串包含php') # else: # print('no') print(r) #print(a.index('python')>-1) #print('python' in a)