Python
Python ( ' " )
var1 = 'Hello World!' var2 = "Python Runoob"
Python
Python Python
Python
(Python 2.0+)
#!/usr/bin/python
var1 = 'Hello World!'
var2 = "Python Runoob"
print "var1[0]: ", var1[0]
print "var2[1:5]: ", var2[1:5]
var1[0]: H var2[1:5]: ytho
Python
(Python 2.0+)
#!/usr/bin/python
# -*- coding: UTF-8 -*-
var1 = 'Hello World!'
print " :- ", var1[:6] + 'Runoob!'
:- Hello Runoob!
Python
python \
| \() | |
| \\ | |
| \' | |
| \" | |
| \a | |
| \b | (Backspace) |
| \e | |
| \000 | |
| \n | |
| \v | |
| \t | |
| \r | |
| \f | |
| \oyy | y 0~7 \012 |
| \xyy | \x yy\x0a |
| \other |
Python
a "Hello"b "Python"
| + |
>>>a + b
'HelloPython'
|
|
| * |
>>>a * 2
'HelloHello'
|
|
| [] |
>>>a[1]
'e'
|
|
| [ : ] |
>>>a[1:4]
'ell'
|
|
| in | - True |
>>>"H" in a
True
|
| not in | - True |
>>>"M" not in a
True
|
| r/R | - "r" | >>>print r'\n'
\n
>>> print R'\n'
\n |
| % |
(Python 2.0+)
#!/usr/bin/python
# -*- coding: UTF-8 -*-
a = "Hello"
b = "Python"
print "a + b ", a + b
print "a * 2 ", a * 2
print "a[1] ", a[1]
print "a[1:4] ", a[1:4]
if( "H" in a) :
print "H a "
else :
print "H a "
if( "M" not in a) :
print "M a "
else :
print "M a "
print r'\n'
print R'\n'
a + b HelloPython a * 2 HelloHello a[1] e a[1:4] ell H a M a \n \n
Python
Python %s
Python C sprintf
#!/usr/bin/python
print "My name is %s and weight is %d kg!" % ('Zara', 21)
My name is Zara and weight is 21 kg!
python :
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