pg_field_is_null

Test if a field is SQL NULL (PHP 4 >= 4.2.0, PHP 5)
int pg_field_is_null ( resource result, int row, mixed field )

int pg_field_is_null ( resource result, mixed field )

Example 1926. pg_field_is_null() example

<?php

  $dbconn = pg_connect("dbname=publisher") or die ("Could not connect");

  $res = pg_query($dbconn, "select * from authors where author = 'Orwell'");

  if ($res) {

      if (pg_field_is_null($res, 0, "year") == 1) {

          echo "The value of the field year is null.\n";

      }

      if (pg_field_is_null($res, 0, "year") == 0) {

          echo "The value of the field year is not null.\n";

    }

 }
?>

pg_field_is_null

Test if a field is SQL NULL (PHP 4 >= 4.2.0, PHP 5) int pg_field_is_null ( resource result, int row, mixed field ) int pg_field_is_null ( resource result, mixed field )

Example 1926. pg_field_is_null() example

Change Language

Test if a field is SQL NULL (PHP 4 >= 4.2.0, PHP 5)
int pg_field_is_null ( resource result, int row, mixed field )

int pg_field_is_null ( resource result, mixed field )