PosA DataWindow expression function
Description
Finds one string within another string.
Syntax
|
1 |
<span>PosA</span> ( <span>string1</span>, <span>string2</span> {, <span>start</span> } ) |
|
Argument |
Description |
|---|---|
|
string1 |
The string in which you want to find string2. |
|
string2 |
The string you want to find in string1. |
|
start (optional) |
A long indicating the position in bytes |
Return Values
Long. Returns a long whose value is the starting position
of the first occurrence of string2 in string1 after the
position in bytes specified in start. If string2 is not
found in string1 or if start is
not within string1, PosA returns
0.
Usage
PosA replaces the functionality that Pos had
in DBCS environments in PowerBuilder 9. In SBCS environments, Pos and PosA return
the same results.
See Also
Document get from Powerbuilder help
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