THE PACKAGE JAVA.LANG

java.lang.StringBuffer

20.13

StringBuffer

 object at the position indicated by

offset

. A reference to this

StringBuffer

 object is returned.

20.13.29

public StringBuffer insert(int offset, float f)

throws IndexOutOfBoundsException

The argument is converted to a string as if by the method

String.valueOf

( 20.12.45) and the characters of that string are then inserted ( 20.13.23) into this

StringBuffer

 object at the position indicated by

offset

. A reference to this

StringBuffer

 object is returned.

20.13.30

public StringBuffer insert(int offset, double d)

throws IndexOutOfBoundsException

The argument is converted to a string as if by the method

String.valueOf

( 20.12.46) and the characters of that string are then inserted ( 20.13.23) into this

StringBuffer

 object at the position indicated by

offset

. A reference to this

StringBuffer

 object is returned.

20.13.31

public StringBuffer reverse()

The character sequence contained in this

StringBuffer

 object is replaced by the

reverse of that sequence. A reference to this

StringBuffer

 object is returned.

Let

n

 be the length of the old character sequence, the one contained in the

string buffer just prior to execution of the

reverse

 method. Then the character at

index

k

 in the new character sequence is equal to the character at index

n k 1

 in

the old character sequence.

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