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Top Forums UNIX for Dummies Questions & Answers echo statement when find returns null Post 302355005 by tchoruma on Monday 21st of September 2009 07:58:20 AM
Old 09-21-2009
echo statement when find returns null

Hi,

How do you echo something once when a find statement returns null results?

This is when using mutiple locations and mutiple arguments.

The below find command the inner loop of a nested for loop where the outter loop holds the $args and the inner loop holds the locations.

find $location -name $args

Want the statement to print 'no such file' for the $args when all locations have been searched and not found a matching file in any of the locations. But just print the location and nothing else if the arg is found in any of the locations.


Sorry if this has been asked before I've searched and not found anything.
 

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OCI_FIELD_NAME(3)														 OCI_FIELD_NAME(3)

oci_field_name - Returns the name of a field from the statement

SYNOPSIS
string oci_field_name (resource $statement, mixed $field) DESCRIPTION
Returns the name of the $field. PARAMETERS
o $statement - A valid OCI statement identifier. o $field - Can be the field's index (1-based) or name. RETURN VALUES
Returns the name as a string, or FALSE on errors. EXAMPLES
Example #1 oci_field_name(3) example <?php // Create the table with: // CREATE TABLE mytab (number_col NUMBER, varchar2_col varchar2(1), // clob_col CLOB, date_col DATE); $conn = oci_connect("hr", "hrpwd", "localhost/XE"); if (!$conn) { $m = oci_error(); trigger_error(htmlentities($m['message']), E_USER_ERROR); } $stid = oci_parse($conn, "SELECT * FROM mytab"); oci_execute($stid, OCI_DESCRIBE_ONLY); // Use OCI_DESCRIBE_ONLY if not fetching rows echo "<table border="1"> "; echo "<tr>"; echo "<th>Name</th>"; echo "<th>Type</th>"; echo "<th>Length</th>"; echo "</tr> "; $ncols = oci_num_fields($stid); for ($i = 1; $i <= $ncols; $i++) { $column_name = oci_field_name($stid, $i); $column_type = oci_field_type($stid, $i); echo "<tr>"; echo "<td>$column_name</td>"; echo "<td>$column_type</td>"; echo "</tr> "; } echo "</table> "; // Outputs: // Name Type // NUMBER_COL NUMBER // VARCHAR2_COL VARCHAR2 // CLOB_COL CLOB // DATE_COL DATE oci_free_statement($stid); oci_close($conn); ?> NOTES
Note In PHP versions before 5.0.0 you must use ocicolumnname(3) instead. This name still can be used, it was left as alias of oci_field_name(3) for downwards compatability. This, however, is deprecated and not recommended. SEE ALSO
oci_num_fields(3), oci_field_type(3), oci_field_size(3). PHP Documentation Group OCI_FIELD_NAME(3)
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