python 3.xµÄifÓï¾ä
>>> x=-1
>>> if x>0:
print ('11')
>>> else:
SyntaxError: invalid syntax (<pyshell#20>, line 1)
ÍøÉÏËѵÄÒ²ÊÇ£º
>>> x=int(input("Please enter an integer:"))
Please enter an integer:23
>>> if x<0:
x=0
print("zero")
elif x==0:
SyntaxError: invalid syntax (<pyshell#34>, line 4)
Ó¦¸ÃÔõôд
¿ÉÄÜÎÒµÄ3.1.1ÓÐ´í£¬ÎÒÓÃNetBeans ideдµÄ»°£¬²»»á³ö´í¡£
ÎÒÖªµÀÁË£¬else ÄÇÀïÒªËõ½øÒ»ÏÂ
¶Ô£¬ÊǵÃËõ½ø
pythonµÄËõ½øÊÇÓï·¨¼¶±ðµÄm£¬ËùÒÔÒ»¶¨Òª¶Ô£¬Ï²»¶python
£¬ÕýÔÚѧϰ֮
Äã°Ñɳ·¢£¬°åµÊ¶¼Õ¼ÁË¡£¡£¡£~
Ëõ½øÎÊÌâ~~~
ÄÇ·ÖÊýÔõô°ì? °×¶ÁÕâ¸öÌû×ÓÁË
Ëõ½ø°¡¡¡¡¡
Â¥Ö÷ÓÐûÓп´Êé°¡
Ïà¹ØÎÊ´ð£º
ËÍÆ¼öÒ»±¾Ñ§Ï°PYTHONµÄÊ飬лл
¡¶python¼òÃ÷½Ì³Ì¡·£¬¡¶pythonºËÐıà³Ì¡·
×÷Ϊϵͳ¹ÜÀí·½Ãæ£¬¡¶Python UNIXºÍLinuxϵͳ¹ÜÀíÖ¸ÄÏ¡·ÊDZ¾·Ç³£²»´íµÄÊé¡£
http://club.book.csdn.net/pic3/255142.jpg
ÒýÓÃ
×÷Î ......
ÎÒÿ´ÎÉÏ´«µÄÎļþ¶Áµ½µÄÊý¾Ý¶¼²»ÕýÈ·¡£2M µÄͼƬ¶ÁµÃ10¶àK ¡£¡£ÄÄλ´óÏÀ¿ÉÒÔ°ï°ïÎÒ°¡¡£
#!D:\ProgrammerTools\python26\python.exe
#encoding=utf-8
import cgitb
import os
cgitb.enable()
import cgi,urllib ......
ÓźñµÄ¸å³ê£¬³ÏÕÐPython¼¼ÊõÈËÔ±²ÎÓë¸÷ÖÖ¼¼ÊõÊé¼®³ö°æ¡£
ͨ¹ý¸ÃÊé¼®£¬×÷Õß¿ÉÒԵõ½Èçϱ¨³ê£º
1¡¢·áºñµÄ¸å³ê¡£
2¡¢Êé¼®Öø×÷µÄÊðÃûȨ¡£
3¡¢¶Ô×÷ÕߺÍÊé½øÐÐÐû´«£¬Ìá¸ß×÷ÕßÔÚ¼¼ÊõȦ×ÓÀ ......
ÎÒÏÖÔÚÓÐÒ»¸öÐèÇóÊÇÕâÑùµÄ
ÎÒÓÐ2¸öÀà
class A
{
public:
int val;
}
class B
{
public:
A a
}
ÏÖÔÚÔڽű¾ÖÐÖ»ÄÜ
b.a.val = 1
ÎÒÔÚpythonÖÐÏëʹÓÃ
b.a = 1
......