大家好我想要返回像这个éééééé
这样的json数据,它返回null
而不是值
代码:
<?php
$aColumns = array(
'id',
'add_date',
'user',
'pass',
'statut',
'commentaire'
);
$sIndexColumn = "id";
$sTable = "contet";
$gaSql['user'] = "root";
$gaSql['password'] = "";
$gaSql['db'] = "test";
$gaSql['server'] = "localhost";
// DATABASE CONNECTION
function dbinit(&$gaSql) {
// ERROR HANDLING
function fatal_error($sErrorMessage = '') {
header($_SERVER['SERVER_PROTOCOL'] .' 500 Internal Server Error');
die($sErrorMessage);
}
// MYSQL CONNECT
if ( !$gaSql['link'] = @mysql_connect($gaSql['server'], $gaSql['user'], $gaSql['password']) ) {
fatal_error('Could not open connection to server');
}
// MYSQL DATABASE SELECT
if ( !mysql_select_db($gaSql['db'], $gaSql['link']) ) {
fatal_error('Could not select database');
}
}
// AJAX EDIT FROM JQUERY
if ( isset($_GET['edit']) && 0 < intval($_GET['edit']) ) {
dbinit($gaSql);
// SAVE DATA
if ( isset($_POST) ) {
$p = $_POST;
foreach ( $p as &$val ) $val = mysql_real_escape_string($val);
if ( !empty($p['statut']) || !empty($p['commentaire']) )
@mysql_query(" UPDATE $sTable SET statut = '" . $p['statut'] . "', commentaire = '" . $p['commentaire'] ."' WHERE id = " . intval($_GET['edit']));
}
// GET DATA
$query = mysql_query(" SELECT * FROM $sTable WHERE $sIndexColumn = " . intval($_GET['edit']), $gaSql['link']);
die (json_encode(mysql_fetch_assoc($query)));
}
// AJAX ADD FROM JQUERY
if ( isset($_GET['add']) && isset($_POST) ) {
dbinit($gaSql);
$p = $_POST;
foreach ( $p as &$val ) $val = mysql_real_escape_string($val);
if ( !empty($p['statut']) || !empty($p['commentaire']) ) {
@mysql_query(" INSERT INTO $sTable (statut, commentaire) VALUES ('" . $p['statut'] . "', '" . $p['commentaire'] . "')");
$id = mysql_insert_id();
$query = mysql_query(" SELECT * FROM $sTable WHERE $sIndexColumn = " . $id, $gaSql['link']);
die (json_encode(mysql_fetch_assoc($query)));
}
}
// AJAX REMOVE FROM JQUERY
if ( isset($_GET['remove']) && 0 < intval($_GET['remove']) ) {
dbinit($gaSql);
// REMOVE DATA
@mysql_query(" DELETE FROM $sTable WHERE id = " . intval($_GET['remove']));
}
// AJAX FROM JQUERY
if ( isset($_GET['ajax']) ) {
dbinit($gaSql);
// QUERY LIMIT
$sLimit = "";
if ( isset($_GET['iDisplayStart']) && $_GET['iDisplayLength'] != '-1' ) {
$sLimit = "LIMIT " . intval($_GET['iDisplayStart']) . ", " . intval($_GET['iDisplayLength']);
}
// QUERY ORDER
$sOrder = "";
if ( isset($_GET['iSortCol_0']) ) {
$sOrder = "ORDER BY ";
for ( $i = 0; $i < intval($_GET['iSortingCols']); $i++ ) {
if ( $_GET['bSortable_' . intval($_GET['iSortCol_' . $i])] == "true" ) {
$sOrder .= $aColumns[intval($_GET['iSortCol_' . $i])] . " " . ( $_GET['sSortDir_' . $i] === 'asc' ? 'asc' : 'desc' ) . ", ";
}
}
$sOrder = substr_replace($sOrder, "", -2);
if ( $sOrder == "ORDER BY" ) $sOrder = "";
}
// QUERY SEARCH
$sWhere = "";
if ( isset($_GET['sSearch']) && $_GET['sSearch'] != "" ) {
$sWhere = "WHERE (";
for ( $i = 0; $i < count($aColumns); $i++ ) {
if ( isset($_GET['bSearchable_' . $i]) && $_GET['bSearchable_' . $i] == "true" ) {
$sWhere .= $aColumns[$i] . " LIKE '%" . mysql_real_escape_string($_GET['sSearch']) . "%' OR ";
}
}
$sWhere = substr_replace($sWhere, "", -3);
$sWhere .= ')';
}
// BUILD QUERY
for ( $i = 0; $i < count($aColumns); $i++ ) {
if ( isset($_GET['bSearchable_' . $i]) && $_GET['bSearchable_' . $i] == "true" && $_GET['sSearch_' . $i] != '' ) {
if ( $sWhere == "" ) $sWhere = "WHERE ";
else $sWhere .= " AND ";
$sWhere .= $aColumns[$i] . " LIKE '%" . mysql_real_escape_string($_GET['sSearch_' . $i]) . "%' ";
}
}
// FETCH
$sQuery = " SELECT SQL_CALC_FOUND_ROWS " . str_replace(" , ", " ", implode(", ", $aColumns)) . " FROM $sTable $sWhere $sOrder $sLimit ";
$rResult = mysql_query($sQuery, $gaSql['link']) or fatal_error('MySQL Error: ' . mysql_errno());
$sQuery = " SELECT FOUND_ROWS() ";
$rResultFilterTotal = mysql_query($sQuery, $gaSql['link']) or fatal_error('MySQL Error: ' . mysql_errno());
$aResultFilterTotal = mysql_fetch_array($rResultFilterTotal);
$iFilteredTotal = $aResultFilterTotal[0];
$sQuery = " SELECT COUNT(" . $sIndexColumn . ") FROM $sTable ";
$rResultTotal = mysql_query($sQuery, $gaSql['link']) or fatal_error('MySQL Error: ' . mysql_errno());
$aResultTotal = mysql_fetch_array($rResultTotal);
$iTotal = $aResultTotal[0];
while ( $aRow = mysql_fetch_array($rResult) ) {
$row = array();
for ( $i = 0 ; $i < count($aColumns); $i++ ) {
if ( $aColumns[$i] == "version" ) $row[] = ( $aRow[$aColumns[$i]] == "0" ) ? '-' : $aRow[$aColumns[$i]];
else if ( $aColumns[$i] != ' ' ) $row[] = $aRow[$aColumns[$i]];
}
$output['aaData'][] = array_merge($row, array('<a data-id="row-' . $row[0] . '" href="javascript:editRow(' . $row[0] . ');" class="btn btn-md btn-success">edit</a> <a href="javascript:removeRow(' . $row[0] . ');" class="btn btn-default btn-md" style="background-color: #c83a2a;border-color: #b33426; color: #ffffff;">remove</a>'));
}
// RETURN IN JSON
die(json_encode($output));
}
?>
当我有"deva","rudiansyah","09\/07\/1932",null
或类似的东西时,这就是json返回éééé
的内容。我在代码中添加标题不起作用,我在html中添加meta同样的问题。
如果某事不明确,我会加上它。