PHP 5.4.33 Released

sqlsrv_num_fields

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sqlsrv_num_fieldsRetrieves the number of fields (columns) on a statement

Descrierea

mixed sqlsrv_num_fields ( resource $stmt )

Retrieves the number of fields (columns) on a statement.

Parametri

stmt

The statment for which the number of fields is returned. sqlsrv_num_fields() can be called on a statement before or after statement execution.

Valorile întoarse

Returns the number of fields on success. Returns FALSE otherwise.

Exemple

Example #1 sqlsrv_num_fields() example

<?php
$serverName 
"serverName\sqlexpress";
$connectionInfo = array( "Database"=>"dbName""UID"=>"username""PWD"=>"password");
$conn sqlsrv_connect$serverName$connectionInfo);
if( 
$conn === false ) {
   die( 
print_rsqlsrv_errors(), true));
}

$sql "SELECT * FROM Table_1";
$stmt sqlsrv_query($conn$sql);
if( 
$stmt === false) {
   die( 
print_rsqlsrv_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 />";
}
?>

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