wpdb::print_error( string $str = '' )

Print SQL/DB error.


Description Description


Parameters Parameters

$str

(string) (Optional) The error to display

Default value: ''


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Return Return

(false|void) False if the showing of errors is disabled.


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Source Source

File: wp-includes/wp-db.php

	public function print_error( $str = '' ) {
		global $EZSQL_ERROR;

		if ( !$str ) {
			if ( $this->use_mysqli ) {
				$str = mysqli_error( $this->dbh );
			} else {
				$str = mysql_error( $this->dbh );
			}
		}
		$EZSQL_ERROR[] = array( 'query' => $this->last_query, 'error_str' => $str );

		if ( $this->suppress_errors )
			return false;

		wp_load_translations_early();

		if ( $caller = $this->get_caller() ) {
			/* translators: 1: Database error message, 2: SQL query, 3: Name of the calling function */
			$error_str = sprintf( __( 'WordPress database error %1$s for query %2$s made by %3$s' ), $str, $this->last_query, $caller );
		} else {
			/* translators: 1: Database error message, 2: SQL query */
			$error_str = sprintf( __( 'WordPress database error %1$s for query %2$s' ), $str, $this->last_query );
		}

		error_log( $error_str );

		// Are we showing errors?
		if ( ! $this->show_errors )
			return false;

		// If there is an error then take note of it
		if ( is_multisite() ) {
			$msg = sprintf(
				"%s [%s]\n%s\n",
				__( 'WordPress database error:' ),
				$str,
				$this->last_query
			);

			if ( defined( 'ERRORLOGFILE' ) ) {
				error_log( $msg, 3, ERRORLOGFILE );
			}
			if ( defined( 'DIEONDBERROR' ) ) {
				wp_die( $msg );
			}
		} else {
			$str   = htmlspecialchars( $str, ENT_QUOTES );
			$query = htmlspecialchars( $this->last_query, ENT_QUOTES );

			printf(
				'<div id="error"><p class="wpdberror"><strong>%s</strong> [%s]<br /><code>%s</code></p></div>',
				__( 'WordPress database error:' ),
				$str,
				$query
			);
		}
	}

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Changelog Changelog

Changelog
Version Description
0.71 Introduced.


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