Assume that x is a char variable has been declared and already given a value. Write an expression whose value is true if and only if x is a decimal digit (0-9).

Assume that x is a char variable has been declared and already given a value. Write an expression whose value is true if and only if x is a decimal digit (0-9).

LANGUAGE: JAVA

CHALLENGE:

Assume that x is a char variable has been declared and already given a value. Write an expression whose value is true if and only if x is a decimal digit (0-9).

SOLUTION:


(x>='0' && x<='9')

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