1壹店、+ 字符
name?=?'papaya'??
print('my?name?is?'+name)??
2溅漾、% 字符
name?=?'papaya'??
print('my?name?is?%s'%(name))??
3喷市、format() 多字符
name?=?'papaya'
age?=25??
info?='my?name?is?{},i?am?{} '.format(name,age)??
print(info)??
name?=?'papaya'??
print('my?name?is?'+name)??
name?=?'papaya'??
print('my?name?is?%s'%(name))??
name?=?'papaya'
age?=25??
info?='my?name?is?{},i?am?{} '.format(name,age)??
print(info)??