python-元组
#元祖 只读列表,可循环查询,可切片。 #儿子不能改,孙子可能可以改。 # tu = (1,2,3,'alex',[2,3,4,'taibai'],'egon') # # print(tu[3]) # # print(tu[0:4]) # # for i in tu: # # print(i) # tu[4][3]=tu[4][3].upper() # print(tu) # tu[4].append('sb') # print(tu) # s = 'alex' # s1 = 'sb'.join(s) # print(s1) #列表转化成字符串 list -----> str join # li = ['taibai','alex','wusir','egon','女神',] # s = '++++'.join(li) #str ----->list split() # print(s) #range [1,2,3,4,5,6,.......100........] # for i in range(3,10): # print(i) # for i in range(10): # print(i) # for i in range(0,10,3): # print(i) # for i in range(10,0,-2): # print(i) # for i in range(10,-1,-2): # print(i) li = [1,2,3,5,'alex',[2,3,4,5,'taibai'],'afds'] # for i in li: # if type(i) == list: # for k in i: # print(k) # else:print(i) for i in range(len(li)): if type(li[i]) == list: for j in li[i]: print(j) else:print(li[i])