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Returns TRUE if a value represents a decimal digit ranging from 0 through 9. Otherwise, this node returns FALSE.

If the value is a string, this node uses the first character in the string. If the value is a number, this node interprets it as the ASCII value of a character. If the value is a floating-point number, this node rounds to the nearest integer.

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char

An input to this operation.

This input supports scalar strings or numbers, clusters of strings or numbers, arrays of strings or numbers, and so on.

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digit?

Boolean result of the operation.

This output assumes the same data type structure as char.