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8.81 Extension MySQL améliorée
8 Référence des fonctions
 Manuel PHP

Introduction
Pré-requis
Installation
Configuration à l'exécution
Classes pré-définies
Constantes pré-définies
mysqli_affected_rows
mysqli_autocommit
mysqli_bind_param
mysqli_bind_result
mysqli_change_user
mysqli_character_set_name
mysqli_client_encoding
mysqli_close
mysqli_commit
->mysqli_connect_errno
mysqli_connect_error
mysqli_connect
mysqli_data_seek
mysqli_debug
mysqli_disable_reads_from_master
mysqli_disable_rpl_parse
mysqli_dump_debug_info
mysqli_embedded_connect
mysqli_enable_reads_from_master
mysqli_enable_rpl_parse
mysqli_errno
mysqli_error
mysqli_escape_string
mysqli_execute
mysqli_fetch_array
mysqli_fetch_assoc
mysqli_fetch_field_direct
mysqli_fetch_field
mysqli_fetch_fields
mysqli_fetch_lengths
mysqli_fetch_object
mysqli_fetch_row
mysqli_fetch
mysqli_field_count
mysqli_field_seek
mysqli_field_tell
mysqli_free_result
mysqli_get_client_info
mysqli_get_client_version
mysqli_get_host_info
mysqli_get_metadata
mysqli_get_proto_info
mysqli_get_server_info
mysqli_get_server_version
mysqli_info
mysqli_init
mysqli_insert_id
mysqli_kill
mysqli_master_query
mysqli_more_results
mysqli_multi_query
mysqli_next_result
mysqli_num_fields
mysqli_num_rows
mysqli_options
mysqli_param_count
mysqli_ping
mysqli_prepare
mysqli_query
mysqli_real_connect
mysqli_real_escape_string
mysqli_real_query
mysqli_report
mysqli_rollback
mysqli_rpl_parse_enabled
mysqli_rpl_probe
mysqli_rpl_query_type
mysqli_select_db
mysqli_send_long_data
mysqli_send_query
mysqli_server_end
mysqli_server_init
mysqli_set_charset
mysqli_set_opt
mysqli_sqlstate
mysqli_ssl_set
mysqli_stat
mysqli_stmt_affected_rows
mysqli_stmt_bind_param
mysqli_stmt_bind_result
mysqli_stmt_close
mysqli_stmt_data_seek
mysqli_stmt_errno
mysqli_stmt_error
mysqli_stmt_execute
mysqli_stmt_fetch
mysqli_stmt_free_result
mysqli_stmt_init
mysqli_stmt_num_rows
mysqli_stmt_param_count
mysqli_stmt_prepare
mysqli_stmt_reset
mysqli_stmt_result_metadata
mysqli_stmt_send_long_data
mysqli_stmt_sqlstate
mysqli_stmt_store_result
mysqli_store_result
mysqli_thread_id
mysqli_thread_safe
mysqli_use_result
mysqli_warning_count

8.81.16 mysqli_connect_errno()Retourne le code d'erreur de la connexion MySQL

[ Exemples avec mysqli_connect_errno ]   PHP 5

int  mysqli_connect_errno ( )

mysqli_connect_errno retourne le code d'erreur de la dernière tentative de connexion avec mysqli_connect . Si aucune erreur ne survient, la fonction retourne zéro.

Note

Les messages d'erreur du client MySQL sont disponibles dans errmsg.h , Les messages d'erreur du serveur MySQL sont disponibles dans mysqld_error.h . Dans la distribution source de MySQL, vous pouvez trouver la liste complète des messages d'erreurs et des codes d'erreurs dans le fichier Docs/mysqld_error.txt .

Un code d'erreur généré par le dernier appel à mysqli_connect , si ce dernier a échoué. Zéro signifie qu'aucune erreur n'est survenue.

Exemple avec mysqli_connect_errno

<?php

$link
= @mysqli_connect("localhost", "utilisateur_farfelu", "");

if (!
$link) {
    
printf("Impossible de se connecter à localhost. Code d'erreur : %d\n", mysqli_connect_errno());
}
?>

mysqli_connect , mysqli_connect_error , mysqli_errno , mysqli_error et mysqli_sqlstate .

<< mysqli_connect_errno >>
mysqli_commit Extension MySQL améliorée mysqli_connect_error





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