Mitsubishi Electric MELSEC iQ-R Series, Programming Manual

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32 STRING FUNCTIONS
32.8 Searching String Data
32.8
Searching String Data
FIND(_E)
These functions search a character string, and output the operation result.
Setting data
■
Description, type, data type
Processing details
■
Operation processing
• These functions search the string input to (s2) from the beginning of the string input to (s1), and output the search result
from (d).
• The start character position of the first string found is output as the search result.
• If the (s2) string is not found in the (s1) string, 0 will be output.
• Input a STRING data type value to (s1) and (s2) within the range of 0 to 255 bytes.
Ladder, FBD/LD Structured text
[Without EN/ENO] [With EN/ENO] [Without EN/ENO]
d:=FIND(s1,s2);
[With EN/ENO]
d:=FIND_E(EN,ENO,s1,s2);
Argument Description Type Data type
EN Execution condition (TRUE: Executed, FALSE: Not executed) Input variable BOOL
s1 (IN1), s2 (IN2) Input Input variable ANYSTRING_SINGLE
ENO Output status (TRUE: Normal, FALSE: Abnormal) Output variable BOOL
d Output Output variable INT
RnCPU RnENCPU
RnSFCPU RnSFCPU RnPCPU RnPCPU
(Standard) (Safety) (Redundant) (Process)
s1 d
s2
EN ENO
d s1
s2
(s1)
(s2)
(d)
37H(7) 00H
35H(5) 36H(6)
33H(3) 34H(4)
31H(1) 32H(2)
43H(C) 44H(D)
41H(A) 42H(B)
1234
00H
33H(3) 34H(4)
31H(1) 32H(2)
ABCD1234567
5
+0
+2
+1
+0
+5
+4
+3
+2
+1
INT
Searching string data
Lower byte Upper byte
Lower byte Upper byte