DigitQ
DigitQ[string] yields True if all the characters in the string are digits in the range 0 through 9, and yields False otherwise.
Please visit the official Wolfram Language Reference for more details and examples on core symbols.
DigitQ[string] yields True if all the characters in the string are digits in the range 0 through 9, and yields False otherwise.
Please visit the official Wolfram Language Reference for more details and examples on core symbols.