oci_num_fields

(PHP 5)

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.

Example 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>";
?>

oci_num_fields() returns FALSE on error.

Note: In PHP versions before 5.0.0 you must use ocinumcols() instead. This name still can be used, it was left as alias of oci_num_fields() for downwards compatability. This, however, is deprecated and not recommended.