names=[‘egon‘,‘asb‘,‘wsb‘,‘lsb‘,‘csb‘]

n=0

while n < len(names):

print(names[n])

n+=1

names=[‘egon‘,‘asb‘,‘wsb‘,‘lsb‘,‘csb‘]

info={‘name‘:‘egon‘,‘age‘:18,‘sex‘:‘male‘}

for k in info: #x=‘‘age‘

print(k,info[k])

for item in names:

print(item)

for i in range(1,10):

print(i)

for i in range(10): #默認的起始位置是0

print(i)

for i in range(1,10,2): #1 3 5 7 9

print(i)

names=[‘egon‘,‘asb‘,‘wsb‘,‘lsb‘,‘csb‘]

for i in range(len(names)):

print(i,names[i])

for i in range(5):

print(‘========>第一層: %s<=========‘ %i)

for j in range(3):

print(‘ 第二層: %s‘ %j)

for+break

names=[‘asb‘,‘wsb‘,‘egon‘,‘lsb‘,‘csb‘]

for n in names:

if n == ‘egon‘:

break

print(n)

for+continue

names=[‘asb‘,‘wsb‘,‘egon‘,‘lsb‘,‘csb‘]

for n in names:

if n == ‘egon‘:

continue

print(n)

for+else

names=[‘asb‘,‘wsb‘,‘egon‘,‘lsb‘,‘csb‘]

for n in names:

# if n == ‘egon‘:

# break

print(n)

else:

print(‘=====>‘)

控制流程之for循環