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प्रश्न
What is the method to check whether a character is a letter or digit?
पर्याय
isDigif(char)
isLetterOrDigit()
isLetterOrDigit(char)
isLETTERorDIGIT(char)
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उत्तर
isLetterOrDigit(char)
Explanation:
isLetterOrDigit() determines whether a character is a letter, digit, or none of the above.
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संबंधित प्रश्न
Differentiate between if else if and switch-case statements.
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char ch = ‘9’;
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State the data type and value of res after the following is executed:
char ch = ‘t’;
res=Character. toUpperCase(ch);
int res = ‘A’;
What is the value of res?
State one difference between the floating point literals float and double.
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);
A student is trying to convert the string present in x to a numerical value, so that he can find the square root of the converted value, However the code has an error. Name the error (syntax/logical/runtime). Correct the code so that it compiles and runs correctly.
String x="25";
int y=Double.parseDouble(x);
double r=Math.sqrt(y);
System.out.println(r);Define a class to accept a string and convert the same to uppercase, create and display the new string by replacing each vowel by immediate next character and every consonant by the previous character. The other characters remain the same.
Example: Input: #IMAGINATION@2024
Output: #JLBFJMBSJPM@2024
