SQLSRV_NUM_FIELDS(3) SQLSRV_NUM_FIELDS(3)
sqlsrv_num_fields - Retrieves the number of fields (columns) on a statement
SYNOPSIS
mixed sqlsrv_num_fields (resource $stmt)
DESCRIPTION
Retrieves the number of fields (columns) on a statement.
PARAMETERS
o $stmt
- The statment for which the number of fields is returned. sqlsrv_num_fields(3) can be called on a statement before or after
statement execution.
RETURN VALUES
Returns the number of fields on success. Returns FALSE otherwise.
EXAMPLES
Example #1
sqlsrv_num_fields(3) example
<?php
$serverName = "serverNamesqlexpress";
$connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password");
$conn = sqlsrv_connect( $serverName, $connectionInfo);
if( $conn === false ) {
die( print_r( sqlsrv_errors(), true));
}
$sql = "SELECT * FROM Table_1";
$stmt = sqlsrv_query($conn, $sql);
if( $stmt === false) {
die( print_r( sqlsrv_errors(), true));
}
$numFields = sqlsrv_num_fields( $stmt );
while( sqlsrv_fetch( $stmt )) {
// Iterate through the fields of each row.
for($i = 0; $i < $numFields; $i++) {
{
echo sqlsrv_get_field($stmt, $i)." ";
}
echo "<br />";
}
?>
SEE ALSO
sqlsrv_field_metadata(3), sqlsrv_fetch(3), sqlsrv_get_field(3).
PHP Documentation Group SQLSRV_NUM_FIELDS(3)
