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■ 事例

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$ jython
Jython 2.5.0 (Release_2_5_0:6476, Jun 16 2009, 13:33:26) 
[Java HotSpot(TM) Client VM (Apple Inc.)] on java1.5.0_13
Type "help", "copyright", "credits" or "license" for more information.
>>> # ---------------------------------------- StringBuilder
    

        >>> 
>>> # ---------------------------------------- charAt
>>> sb = StringBuilder("ABC"); sb
ABC
>>> for i in range(sb.length()):
...     print("%d: %s"%(i, sb.charAt(i)))
... 
0: A
1: B
2: C
>>> # ---------------------------------------- indexOf
>>> sb = StringBuilder("as happy as happy can be"); sb
as happy as happy can be
>>> 
>>> sb.indexOf('h')
3
>>> sb.indexOf("as")
0
>>> 
>>> sb.lastIndexOf('h')
12
>>> sb.lastIndexOf("as")
9
>>> 

    
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