mysqli_result::fetch_column
PHP function
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(PHP 8 >= 8.1.0)
Fetch a single column from the next row of a result set
Description
Oop
mysqli_result::fetch_column(int $column = 0): null|int|float|string|false
Procedural
mysqli_fetch_column(mysqli_result $result, int $column = 0): null|int|float|string|false
Fetches one row of data from the result set and returns the 0-indexed column. Each subsequent call to this function will return the value from the next row within the result set, or false if there are no more rows.
Fetch-null
Parameters
column0-indexed number of the column you wish to retrieve from the row. If no value is supplied, the first column will be returned.
Return Values
Returns a single column from the next row of a result set or false if there are no more rows.
Warning
There is no way to return another column from the same row if you use this function to retrieve data.
Examples
mysqli_result::fetch_column example
Oop
php
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
$query = "SELECT CountryCode, Name FROM City ORDER BY ID DESC LIMIT 5";
$result = $mysqli->query($query);
/* fetch a single value from the second column */
while ($Name = $result->fetch_column(1)) {
printf("%s\n", $Name);
}Procedural
php
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = mysqli_connect("localhost", "my_user", "my_password", "world");
$query = "SELECT CountryCode, Name FROM City ORDER BY ID DESC LIMIT 5";
$result = mysqli_query($mysqli, $query);
/* fetch a single value from the second column */
while ($Name = mysqli_fetch_column($result, 1)) {
printf("%s\n", $Name);
}Similar
output
Rafah
Nablus
Jabaliya
Hebron
Khan Yunis