2009 九月份编程语言排行榜，恭喜java继续荣登榜首

TIOBE Programming Community Index for September

1	1		Java	19.383%	-1.33%	A
2	2		C	16.861%	+1.48%	A
3	5		PHP	10.156%	+0.91%	A
4	3		C++	9.988%	-0.73%	A
5	4		(Visual) Basic	9.196%	-1.29%	A
6	7		Perl	4.528%	-0.31%	A
7	8		C#	4.186%	-0.15%	A
8	6		Python	3.930%	-1.08%	A
9	9		JavaScript	2.995%	-0.14%	A
10	11		Ruby	2.377%	-0.38%	A
11	10		Delphi	1.972%	-1.08%	A
12	18		Pascal	0.961%	+0.56%	A
13	16		Lisp/Scheme	0.842%	+0.42%	A--
14	13		PL/SQL	0.819%	+0.12%	A
15	14		SAS	0.781%	+0.14%	A
16	24		ABAP	0.705%	+0.42%	A
17	12		D	0.588%	-0.68%	B
18	42		Objective-C	0.585%	+0.48%	B
19	17		Lua	0.507%	+0.09%	B
20	25		MATLAB	0.506%	+0.25%	B

Long term trends

The long term trends for the top 10 programming languages can be found in the line diagram below.长期趋势：