TSC AUTO ID Technology Co., Ltd. 159 Copyright 2013 All Rights Reserved.
INSTR ( )
Description
Returns an integer specifying the start position of the first occurrence of one string within another.
Syntax
INSTR ([start,]str1$,str2$)
Optional. Numeric expression that sets the starting position for each search.
If omitted, search begins at the first character position. The stat index is 1 -
based.
Required. String expression being searched.
Required. String expression sought.
Note:
This command has been supported since V6.59 EZ and later firmware.
Example
Sample code
DOWNLOAD "DEMO.BAS"
string$="ABC123ABC123"
searchfor$="123"
starpos=8
temp1=INSTR(string$,searchfor$)
temp2=INSTR(starpos,string$,searchfor$)
str1$=searchfor$+" in "+string$+" is "+STR$(temp1)
str2$=searchfor$+" in "+string$+" after"+STR$(starpos)+" is "+STR$(temp2)
SIZE 4,1
GAP 0,0
DIRECTION 1
CLS
TEXT 10,10,"3",0,1,1,str1$
TEXT 10,60,"3",0,1,1,str2$
PRINT 1
EOP
DEMO
See Also
STRCOMP()
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