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26 Applied Instructions (Character String Control)
26.9 INSTR / Character string search
647
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
21
Applied Instructions
(Real Time
Clock Control)
22
Applied Instructions
(External Device)
23
Applied Instructions
(Extension
Function)
24
Applied Instructions
(Others)
25
Applied Instructions
(Block Data
Operation)
26
Applied Instructions
(Character
String Control)
27
Applied Instructions
(Data Operation 3)
28
Applied Instructions
(Data Comparison)
29
Applied Instructions
(Data Table
Operation)
30
Applied Instructions
(External Device
Communication)
26.9 INSTR / Character string search
Outline
This instruction searches a specified character string within another character string.
1. Format and operation, execution form
2. Set data
3. Applicable devices
FX3U(C) FX3G(C) FX3S FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder/FBD ST
INSTR 16 bits Continuous INSTR(EN,s1,s2,n,d);
INSTRP 16 bits Pulse INSTRP(EN,s1,s2,n,d);
Variable Description Data type
Input
variable
EN Execution condition Bit
Head device storing a character string to search for String
Head device storing a character string to be searched String
Search start position ANY16
Output
variable
ENO Execution state Bit
Head device storing search result ANY16
Operand
type
Bit Devices Word Devices Others
System user Digit specification
System
user
Special
unit
Index
Cons
tant
Real
Number
Character
String
Pointer
XYMTCS
D.b
KnX KnY KnM KnS T C D R
U\G
V Z Modifier K H E
"
"
P
zzz z z z
zzz z z
zz zz
zzz z z
INSTR
EN ENO
d
s1
s2
n
INSTRP
EN ENO
d
s1
s2
n