6.14.4 String catenate
Input/output Operand
Data type
Input
VB,Constant string, LB, *VD, *LD, *AC
String
OUT
VB, LB, *VD, *LD, *AC
String
STR - CAT:Add the string specified by the IN to the string
specified by the OUT.
The longest constant string is 126 bytes.
error conditions:
0006 Indirect address
0091 Operand range
ASCII constant string data type format ：
String is a series of characters, each character is stored as a byte.The first byte of a
string defines the length of the string, that is the number of characters.If a constant
string is entered directly into the program editor or data block, the string must start
and end with double quotation marks ("string constant").
Example:
VB100 string is "123".After using the STR - CAT instruction, the VB100 string is
"123abc".
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