Computer Applications
Write the return type of the following library functions:
- isLetterOrDigit(char)
- replace(char, char)
Java Library Classes
ICSE 2016
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Answer
- boolean
- String
Answered By
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Related Questions
Predict the output of the following code snippet:
char ch='B', char chr=Character.toLowerCase(ch); int n=(int)chr-10; System.out.println((char)n+"\t"+chr);The method to convert a lowercase character to uppercase is:
- String.toUpperCase( )
- Character.isUppercase( char )
- Character.toUpperCase( char )
- toUpperCase ( )