06-10-2008
use expr to do math.
NO_OF_FILES= expr $COUNT - 1
This should give you what you are looking for.
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LEARN ABOUT PHP
hw_getobject
HW_GETOBJECT(3) 1 HW_GETOBJECT(3)
hw_GetObject - Object record
SYNOPSIS
mixed hw_getobject (int $connection, mixed $objectID, [string $query])
DESCRIPTION
Gets an object record. If the second parameter is an array of integer the function will
PARAMETERS
o $connection
- The connection identifier.
o $objectID
- The object identifier, or an array of identifiers.
o $query
- The query string has the following syntax:
<expr> ::= "(" <expr> ")" |
"!" <expr> | /* NOT */
<expr> "||" <expr> | /* OR */
<expr> "&&" <expr> | /* AND */
<attribute> <operator> <value>
<attribute> ::= /* any attribute name (Title, Author, DocumentType ...) */
<operator> ::= "=" | /* equal */
"<" | /* less than (string compare) */
">" | /* greater than (string compare) */
"~" /* regular expression matching */
RETURN VALUES
Returns the object record for the given object ID if the second parameter is an integer.
If the second parameter is an array of integer the function will return an array of object records. In such a case the last parameter is
also evaluated which is a query string.
SEE ALSO
hw_getandlock(3), hw_getobjectbyquery(3).
PHP Documentation Group HW_GETOBJECT(3)