02-09-2011
Quote:
Originally Posted by
cfajohnson
The dash shell is probably the most POSIX-compliant (i.e., the most standard) shell there is, with the fewest extensions.
In what situations does the read command not work correctly?
Just 'read' by itself and no parameters throws an error message. It's the very first shell I've encountered that does that.
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LEARN ABOUT PHP
mysqli_stmt_error
MYSQLI_STMT_ERROR(3) 1 MYSQLI_STMT_ERROR(3)
mysqli_stmt::$error - Returns a string description for last statement error
Object oriented style
SYNOPSIS
string$mysqli_stmt->error ()
DESCRIPTION
Procedural style
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.
PARAMETERS
o $
stmt -Procedural style only: A statement identifier returned by mysqli_stmt_init(3).
RETURN VALUES
A string that describes the error. An empty string if no error occurred.
EXAMPLES
Example #1
Object oriented style
<?php
/* Open a connection */
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s
", 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.
", $stmt->error);
/* close statement */
$stmt->close();
}
/* close connection */
$mysqli->close();
?>
Example #2
Procedural style
<?php
/* Open a connection */
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s
", mysqli_connect_error());
exit();
}
mysqli_query($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($stmt);
printf("Error: %s.
", mysqli_stmt_error($stmt));
/* close statement */
mysqli_stmt_close($stmt);
}
/* close connection */
mysqli_close($link);
?>
The above examples will output:
Error: Table 'world.myCountry' doesn't exist.
SEE ALSO
mysqli_stmt_errno(3), mysqli_stmt_sqlstate(3).
PHP Documentation Group MYSQLI_STMT_ERROR(3)