Advertisements
Advertisements
प्रश्न
What is the method to check whether a character is a letter or digit?
विकल्प
isDigif(char)
isLetterOrDigit()
isLetterOrDigit(char)
isLETTERorDIGIT(char)
उत्तर
isLetterOrDigit(char)
Explanation:
isLetterOrDigit() determines whether a character is a letter, digit, or none of the above.
APPEARS IN
संबंधित प्रश्न
Write the memory capacity (storage size) of short and float data type in bytes.
Give the output of the following code:
String P = “20”, Q = “19”,
int a = Integer .parselnt(P);
int b = Integer. valueOf(Q);
System.out.println(a+””+b);
State the data type and value of res after the following is executed :
char ch = ‘9’;
res = Character. isDigit(ch)
int res = ‘A’;
What is the value of res?
Write the return data type of the following function:
log( )
Write a program to accept a number and check and display whether it is a Niven number or not.
(Niven number is that number which is divisible by its sum of digits).
Example:
Consider the number 126.
The Sum of its digits is 1+2+6 = 9 and 126 is divisible by 9.
What is the data type returned by the library function?
compareTo()
What will be the output when the following code segment is executed?
String s = “1001”;
int x = Integer. valueOf(s);
double y = Double.valueOf(s);
System.out.println(“x=”+x);
System.out.println(“y=”+y);
Predict the output of the following code snippet: String P = "20", Q = "22";
int a = Integer.parseInt(P);
int b = Integer.value0f(Q);
System.out.println(a + " " + b);
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);
