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Conversion instructions
UINT_TO_STRING_
LEADING_ZEROS
UINT_TO_STRING_LEADING_ZEROS converts a value of the data type Unsigned INTEGER into
Description
a value of the data type STRING.
Generates a result string in right-aligned decimal representation, filled with leading spaces up to
the predefined maximum number of characters.
To add an enable input and enable output to the instruction, select [With EN/ENO] from the
"Instructions" pane (LD, FBD or IL editor). To reuse an instruction select "Recently used" from the
context menu or press <Ctrl>+<Shift>+<v> in the programming window.
Availability of UINT_TO_STRING_LEADING_ZEROS (see page 1332)
PLC types
The result is not specified when the range of the input values does not match the
range of the output values.
Data types
Data type
UINT
STRING
In this example the function is programmed in ladder diagram (LD).
Example
POU header
All input and output variables used for programming this function have been declared in the POU
header.
LD
ST
STRING_value:= UINT_TO_STRING_LEADING_ZEROS(UINT_value);
228
Unsigned INTEGER into STRING
I/O
Function
Input
input data type
Output
conversion result
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