oci_field_size

(no version information, might be only in CVS)

oci_field_size -- Returns field's size

Description

int oci_field_size ( resource stmt, mixed field)

oci_field_size() returns the size of a field in bytes. Value of field parameter can be the field's index (1-based) or it's name.

例子 1. oci_field_size()example

<?php   
    $conn
= oci_connect("scott", "tiger");
    
$stmt = oci_parse($conn, "SELECT * FROM emp");
    
oci_execute($stmt);
    
    echo
"<table border=\"1\">";
    echo
"<tr>";
    echo
"<th>Name</th>";
    echo
"<th>Type</th>";
    echo
"<th>Length</th>";
    echo
"</tr>";
   
    
$ncols = oci_num_fields($stmt);
   
    for (
$i = 1; $i <= $ncols; $i++) {
        
$column_name  = oci_field_name($stmt, $i);
        
$column_type  = oci_field_type($stmt, $i);
        
$column_size  = oci_field_size($stmt, $i);
        echo
"<tr>";
        echo
"<td>$column_name</td>";
        echo
"<td>$column_type</td>";
        echo
"<td>$column_size</td>";
        echo
"</tr>";
    }
       
    echo
"</table>";
   
    
oci_free_statement($stmt);  
    
oci_close($conn);   
?>

See also oci_num_fields() and oci_field_name().