fetch-column

mysqli_result::fetch_column

mysqli_fetch_column

Fetch a single column from the next row of a result set

ENTITY

ENTITY

ENTITY

null

int

float

string

false

mysqli_fetch_column

mysqli_result

result

int

column

0

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 ENTITY if there are no more rows.

ENTITY

ENTITY

column
0-indexed number of the column you wish to retrieve from the row. If no value is supplied, the first column will be returned.

ENTITY

Returns a single column from the next row of a result set or ENTITY 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.

ENTITY

<?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);
}

   

<?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);
}

   

Rafah
Nablus
Jabaliya
Hebron
Khan Yunis

ENTITY

mysqli_fetch_all, mysqli_fetch_array, mysqli_fetch_assoc, mysqli_fetch_object, mysqli_fetch_row, mysqli_data_seek