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MiniRobotLanguage (MRL)
CHR. Command
Get Character
Intention
This command can be used to get the String-Character for a one or more specified ASCII-Codes. Usage is easy.
CHR.$$INP|$$OUT
Syntax
CHR. [P1][|P2[|P3]
Parameter Explanation
If 3 Parameters are used, the command will put a sequence (P1 to P3) into P2.
P1 - Input-Parameter, if omitted TOS is taken
P2 - Output-variable, if omitted TOS is taken
P3 - optional. If given all CHR(P1 to P3) are filled into VAR in P2
Example
'***********************************
' CHR.-DEMO
'***********************************
'DBM.2
PRT.-------------------------
' We work from Stack to Stack if no
' Parameters are specified.
VAN.§§NUM=65
PUV.§§NUM
DMP.4
CHR.
PRT.We get the letter A: >$$000<
PRT.-------------------------
' We work from Variable to Stack if one
' Parameters is specified.
: §§TXT=66
CHR.§§TXT
PRT.We get the letter B: >$$000<
PRT.-------------------------
' We work from Variable to Variable if two
' Parameters are specified.
: §§TXT=67
CHR.§§TXT|§§LFN
PRT.We get the letter C >§§LFN<
PRT.-------------------------
' We work from Variable to Variable and use third
' parameter to generate a sequence of ASC-Chars.
' The Chars from 65 to &8 will be put into §§LFN.
: §§TXT=65
: §§IND=68
CHR.§§TXT|§§LFN|§§IND
PRT.We get the letters from A to D >§§LFN<
PRT.-------------------------
END.
Remarks
Parameters are range-checked. Numbers lower then 0 will be set to 0, numbers higher then 255 will be set to 255.
Limitations:
-
See also:
• ASCI-Codes (WEB-Link)