php8.5
Home/ Manual/ mysqli / mysqli_stmt/ mysqli_stmt::$field_count

mysqli_stmt::$field_count

PHP function Edit on GitHub ✎

Returns the number of columns in the given statement

Description

Oop

intmysqli_stmt->field_count

Procedural

mysqli_stmt_field_count(mysqli_stmt $statement): int

Returns the number of columns in the prepared statement.

Parameters

Return Values

Returns an integer representing the number of columns.

Examples

Oop

php
<?php

mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");

$code = 'FR';

$stmt = $mysqli->prepare("SELECT Name FROM Country WHERE Code=?");
$stmt->bind_param('s', $code);
$stmt->execute();
$row = $stmt->get_result()->fetch_row();
for ($i = 0; $i < $stmt->field_count; $i++) {
    printf("Value of column number %d is %s", $i, $row[$i]);
}

Procedural

php
<?php

mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = mysqli_connect("localhost", "my_user", "my_password", "world");

$code = 'FR';

$stmt = mysqli_prepare($mysqli, "SELECT Name FROM Country WHERE Code=?");
mysqli_stmt_bind_param($stmt, 's', $code);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$row = mysqli_fetch_row($result);
for ($i = 0; $i < mysqli_stmt_field_count($stmt); $i++) {
    printf("Value of column number %d is %s", $i, $row[$i]);
}

Similar

output
Value of column number 0 is France

See Also

Source: reference/mysqli/mysqli_stmt/field-count.xml · from the official PHP manual (php/doc-en)