Less Than
For integer, REAL, TIME, DATE, and STRING variables, compares input variables to determine whether the first is less than the second.

Arguments | ||
---|---|---|
i1 | SINT - USINT - BYTE - INT - UINT - WORD - DINT - UDINT - DWORD - LINT - ULINT - LWORD - REAL - LREAL - TIME - DATE - STRING | Both inputs must have the same type |
i2 | SINT - USINT - BYTE - INT - UINT - WORD - DINT - UDINT - DWORD - LINT - ULINT - LWORD - REAL - LREAL - TIME - DATE - STRING | |
o1 | BOOL | TRUE if i1i2 < i2 |
Example
(* FBD example with "Less than" Operators *)

(* ST Equivalence: *)
aresult := (10 < 25); (* aresult is TRUE *) mresult := ('z' < 'B'); (* mresult is FALSE *)
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