(no version information, might be only in CVS)
oci_num_fields --
Returns the number of result columns in a statement
Description
int
oci_num_fields ( resource statement)
oci_num_fields() returns the number of columns in the
statement.
例子 1. oci_num_fields() example
<?php
echo "<pre>\n";
$conn = oci_connect("scott", "tiger");
$stmt = oci_parse($conn, "select * from emp");
oci_execute($stmt);
while (oci_fetch($stmt)) {
echo "\n";
$ncols = oci_num_fields($stmt);
for ($i = 1; $i <= $ncols; $i++) {
$column_name = oci_field_name($stmt, $i);
$column_value = oci_result($stmt, $i);
echo $column_name . ': ' . $column_value . "\n";
}
echo "\n";
}
oci_free_statement($stmt);
oci_close($conn);
echo "</pre>";
?>
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oci_num_fields() returns FALSE on error.
