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Categories >> Software >> Java Related >> Java J2EE >> Core Java
 
 


 

 
 Core Java interview questions  Core Java Interview Questions (1721)
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Question
which class to use when concatenating
   strings in a loop.
 Question Submitted By :: Core-Java
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
StringBuffer 
Is This Answer Correct ?    7 Yes 0 No
Geeta
 
Answer
# 2
string buffer and string builder classes are used to
concatenate the two or more strings in a loop.
 
Is This Answer Correct ?    1 Yes 0 No
Sitaram
 
 
 
Answer
# 3
we any use the both classes String and StringBuffer.
but if we use StringBuffer it would be advatagebecase we
are going to create only one Object.if we use the String
class it is going to create the one for each itration.now
it up to you which one to use
 
Is This Answer Correct ?    4 Yes 4 No
Narasimha
 

 
 
 
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