Omron SYSMAC FH Series User Manual page 415

Asc
Gets the character code of the specified character.
Format
Asc <string>
Parameter
Parameter
Data type
name
Character
<string>
string type
Return value
Returns the integer type character code value in decimal.
Description
Gets the character code of the first character in a character string specified in the <string> parameter in
ASCII code.
Asc is the inverse function of Chr$. Chr$ returns the character corresponds to the specified character code.
If an incorrect data type is specified for a parameter, a "Type mismatch" error will occur.
Even if a character string longer than 255 characters is specified for a character string parameter, an error will
not occur.
If a value is assigned to the return value variable or the variable is not used in an expression, a "Syntax error"
error will occur.
If the format is written incorrectly, such as writing the macro function name incorrectly, omitting a comma, or
omitting a half-width space, a "Syntax error" error will occur.
Usage Cautions
• None.
Example
Gets the character code of letter "A".
CHARA$ = "A"
CODE& = Asc(CHARA$)
The result is shown below.
CODE& = 65
Useable Modules
Unit Calculation Macro / Scene Control Macro / Communication Command Macro / Unit Macro
Supported Versions
Version 3.50 or later
Vision System FH/FZ5 Series
User's Manual (Z340)
Character string that requests the character code.
WWW.NNC.IR
Description
8
413
Macro Reference