(3) abnormal values, special characters: enter a blank (NULL), spaces, or

For numeric input box fee category: Condition: demcial (x, y), the interface comentário displays the decimal point to the y position is usually to check the following points: comentário 1, enter the English space 2, enter the Chinese space 3, enter the characters contained in A ~ Z or a ~ z or ~ @ # $% ^ & * () _ + | / = - `{} []; '":!.?, / <> 4, first enter an integer of 05, enter an integer bottom to 06, enter a positive value 7, enter a negative value 8, enter 09, enter decimal 10, enter the decimal bottom is 011, more than a 12-decimal input, input long value 13, enter the number is only one decimal point, comentário left of the decimal> (xy) significant bits 14, enter the number only by a decimal point to the right> Y significant bits 15, enter the number only a decimal point, the decimal digits less than <y significant bits 16, enter the number only a decimal point, decimal Median = y valid bits

(3) abnormal values, special characters: enter a blank (NULL), spaces, or "~ @ # $% ^ & * () _ + {} | [] \:!" <>; ', /;:?.? '- =, which may cause the system to the wrong character, prohibit direct input special characters, try to use copy and paste to see whether the normal submission, word of special features, copied to the input box via the clipboard, section breaks, breaks similar formula The upper and lower standard, special symbols, such as the value of Σ, , , Π, +, -, etc.,