Unicode Character Codes

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Introduction

This table lists the symbols and how they are used in user defined programs in Fernhill SCADA:

Symbol Unicode Character Description
" U+0022 Quotation Mark Begins and ends a double byte string.
# U+0023 Number Sign Delimiter that follows a type or radix prefix
$ U+0024 Dollar Sign Escape character in single and double byte strings.
' U+0027 Apostrophe Begins and ends a single byte string.
( U+0028 Left Parenthesis Begins: a subexpression, or a subrange, or a list of enumerated values, or a list of initial values for a structure,
) U+0029 Right Parenthesis Ends: a subexpression, or a subrange, or a list of enumerated values, or a list of initial values for a structure
* U+002A Asterisk The multiply operator.
+ U+002B Plus Sign The addition operator.
, U+002C Comma Separator between parameters to a function, or indexes in an array reference
- U+002D Hyphen Minus The subtraction operator.
. U+002E Full Stop The struct member operator.
/ U+002F forward slash The Division operator, or the start of a single line comment.
: U+003A Colon Separator between a declaration and its type, or part of the assignment operator.
; U+003B Semicolon End of statement delimiter
< U+003C Less Than Sign Used in comparison operators.
U+003D Equal Sign Used in comparison operators, assignment operator, and output operator.
> U+003E Greater Than Sign Used in comparison operators.
@ U+0040 Commercial At  Address of operator.
[ U+005B Left Square Bracket Array index operator.
] U+005D Right Square Bracket Array index operator.
^ U+005E Circumflex Accent Pointer dereference operator.

Further Information

The Unicode Consortium

For the formal definition of Unicode characters.

Glossary

For the meaning of terms used in Fernhill SCADA.