JAVA N WEB TECH SYLLABUS

Monday, October 11, 2010

Member Functions Of String Buffer Class

Method Summary
 StringBuffer append(boolean b)
          Appends the string representation of the boolean argument to the string buffer.
 StringBuffer append(char c)
          Appends the string representation of the char argument to this string buffer.
 StringBuffer append(char[] str)
          Appends the string representation of the char array argument to this string buffer.
 StringBuffer append(char[] str, int offset, int len)
          Appends the string representation of a subarray of the char array argument to this string buffer.
 StringBuffer append(double d)
          Appends the string representation of the double argument to this string buffer.
 StringBuffer append(float f)
          Appends the string representation of the float argument to this string buffer.
 StringBuffer append(int i)
          Appends the string representation of the int argument to this string buffer.
 StringBuffer append(long l)
          Appends the string representation of the long argument to this string buffer.
 StringBuffer append(Object obj)
          Appends the string representation of the Object argument to this string buffer.
 StringBuffer append(String str)
          Appends the string to this string buffer.
 StringBuffer append(StringBuffer sb)
          Appends the specified StringBuffer to this StringBuffer.
 int capacity()
          Returns the current capacity of the String buffer.
 char charAt(int index)
          The specified character of the sequence currently represented by the string buffer, as indicated by the index argument, is returned.
 StringBuffer delete(int start, int end)
          Removes the characters in a substring of this StringBuffer.
 StringBuffer deleteCharAt(int index)
          Removes the character at the specified position in this StringBuffer (shortening the StringBuffer by one character).
 void ensureCapacity(int minimumCapacity)
          Ensures that the capacity of the buffer is at least equal to the specified minimum.
 void getChars(int srcBegin, int srcEnd, char[] dst, int dstBegin)
          Characters are copied from this string buffer into the destination character array dst.
 int indexOf(String str)
          Returns the index within this string of the first occurrence of the specified substring.
 int indexOf(String str, int fromIndex)
          Returns the index within this string of the first occurrence of the specified substring, starting at the specified index.
 StringBuffer insert(int offset, boolean b)
          Inserts the string representation of the boolean argument into this string buffer.
 StringBuffer insert(int offset, char c)
          Inserts the string representation of the char argument into this string buffer.
 StringBuffer insert(int offset, char[] str)
          Inserts the string representation of the char array argument into this string buffer.
 StringBuffer insert(int index, char[] str, int offset, int len)
          Inserts the string representation of a subarray of the str array argument into this string buffer.
 StringBuffer insert(int offset, double d)
          Inserts the string representation of the double argument into this string buffer.
 StringBuffer insert(int offset, float f)
          Inserts the string representation of the float argument into this string buffer.
 StringBuffer insert(int offset, int i)
          Inserts the string representation of the second int argument into this string buffer.
 StringBuffer insert(int offset, long l)
          Inserts the string representation of the long argument into this string buffer.
 StringBuffer insert(int offset, Object obj)
          Inserts the string representation of the Object argument into this string buffer.
 StringBuffer insert(int offset, String str)
          Inserts the string into this string buffer.
 int lastIndexOf(String str)
          Returns the index within this string of the rightmost occurrence of the specified substring.
 int lastIndexOf(String str, int fromIndex)
          Returns the index within this string of the last occurrence of the specified substring.
 int length()
          Returns the length (character count) of this string buffer.
 StringBuffer replace(int start, int end, String str)
          Replaces the characters in a substring of this StringBuffer with characters in the specified String.
 StringBuffer reverse()
          The character sequence contained in this string buffer is replaced by the reverse of the sequence.
 void setCharAt(int index, char ch)
          The character at the specified index of this string buffer is set to ch.
 void setLength(int newLength)
          Sets the length of this String buffer.
 CharSequence subSequence(int start, int end)
          Returns a new character sequence that is a subsequence of this sequence.
 String substring(int start)
          Returns a new String that contains a subsequence of characters currently contained in this StringBuffer.The substring begins at the specified index and extends to the end of the StringBuffer.
 String substring(int start, int end)
          Returns a new String that contains a subsequence of characters currently contained in this StringBuffer.
 String toString()
          Converts to a string representing the data in this string buffer.

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