2-505
2 Instruction Descriptions
NJ-series Instructions Reference Manual (W502)
FCS Instructions
2
StringSum
• If the sum of the character codes in In exceeds the number of digits of Size, the upper digits are dis-
carded.
• An error occurs in the following cases. ENO will be FALSE, and Out will not change.
• The value of Size is outside of the valid range.
• In does not end in a NULL character.
• The number of bytes in In is 0 (i.e., the NULL character only).
• The size of the processing result exceeds the size of Out.
Precautions for Correct Use
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