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isnumeric ( expression )

return boolean_expression ==== Description ==== The IsNumeric function returns true if the expression is an integer, a floating point number, or if it is a string that can be directly converted to a number. Otherwise it returns false. The following Numeric strings are valid: “123”, “-345”, “234.234324”, “-34234.123”, “-2.567e7”, and “6.7888E-8”. ==== See Also ====