mysqli_stmt::$error

mysqli_stmt_error

(PHP 5, PHP 7)

mysqli_stmt::$error -- mysqli_stmt_errorReturns a string description for last statement error

설명

객체 기반 형식

절차식 형식

string mysqli_stmt_error ( mysqli_stmt $stmt )

Returns a string containing the error message for the most recently invoked statement function that can succeed or fail.

인수

stmt

순차 형식 전용: mysqli_stmt_init()가 반환한 statement 식별자.

반환값

A string that describes the error. An empty string if no error occurred.

예제

Example #1 객체 기반 형식

<?php
/* Open a connection */
$mysqli = new mysqli("localhost""my_user""my_password""world");

/* check connection */
if (mysqli_connect_errno()) {
    
printf("Connect failed: %s\n"mysqli_connect_error());
    exit();
}

$mysqli->query("CREATE TABLE myCountry LIKE Country");
$mysqli->query("INSERT INTO myCountry SELECT * FROM Country");


$query "SELECT Name, Code FROM myCountry ORDER BY Name";
if (
$stmt $mysqli->prepare($query)) {

    
/* drop table */
    
$mysqli->query("DROP TABLE myCountry");

    
/* execute query */
    
$stmt->execute();

    
printf("Error: %s.\n"$stmt->error);

    
/* close statement */
    
$stmt->close();
}

/* close connection */
$mysqli->close();
?>

Example #2 절차식 형식

<?php
/* Open a connection */
$link mysqli_connect("localhost""my_user""my_password""world");

/* check connection */
if (mysqli_connect_errno()) {
    
printf("Connect failed: %s\n"mysqli_connect_error());
    exit();
}

mysqli_query($link"CREATE TABLE myCountry LIKE Country");
mysqli_query($link"INSERT INTO myCountry SELECT * FROM Country");


$query "SELECT Name, Code FROM myCountry ORDER BY Name";
if (
$stmt mysqli_prepare($link$query)) {

    
/* drop table */
    
mysqli_query($link"DROP TABLE myCountry");

    
/* execute query */
    
mysqli_stmt_execute($stmt);

    
printf("Error: %s.\n"mysqli_stmt_error($stmt));

    
/* close statement */
    
mysqli_stmt_close($stmt);
}

/* close connection */
mysqli_close($link);
?>

위 예제들의 출력:

Error: Table 'world.myCountry' doesn't exist.

참고

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