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===if,for=== | ===if,for=== | ||
2020年2月15日 (土) 08:38時点における版
Pythoni if for
Python | [Python Osmosis] |
if,for
Python 2.6.3 (r263rc1:75186, Oct 2 2009, 20:40:30) [MSC v.1500 32 bit (Intel)] on win32 Type "copyright", "credits" or "license()" for more information. **************************************************************** Personal firewall software may warn about the connection IDLE makes to its subprocess using this computer's internal loopback interface. This connection is not visible on any external interface and no data is sent to or received from the Internet. **************************************************************** IDLE 2.6.3 >>> x = int(raw_input("Please enter an integer: ")) Please enter an integer: 42 >>> type(x) <type 'int'> >>> if x < 0: x = 0 print 'Negative change to zero' elif x == 0: print 'Zero' elif x == 1: print 'Single' else: print 'More' More >>> >>> my_list = ['cat', 'window', 'defenestrate'] >>> for x in my_list: print x, len(x) cat 3 window 6 defenestrate 12 >>> >>> for x in my_list[:]: if len(x) > 6: my_list.insert(0,x) >>> my_list ['defenestrate', 'cat', 'window', 'defenestrate']
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