我试图在我的 SQL 中使用准备好的语句,但我无法让它工作。我收到错误“SQL 翻译错误:额外的占位符” 当我将这样的东西添加到我的代码
if ($cpucooler_socket != "") {
$myArray = explode(',', trim($cpucooler_socket));
for ($i = 0; $i < count($myArray); $i++) {
if(count($myArray)>1) {
$socket = $myArray[$i];
if ($i === 0) {
$query .= " AND (socket LIKE ?";
$query_params[] = '%' . $socket . '%';
} else if ($i === count($myArray) - 1) {
$query .= " OR socket LIKE ?)";
$query_params[] = '%' . $socket . '%';
} else {
$query .= " OR socket LIKE ?";
$query_params[] = '%' . $socket . '%';
}
} else {
$query .= " AND socket LIKE ?";
$query_params[] = '%' . $socket . '%';
}
}
}
我做错了什么?在这种情况下我应该使用什么正确的语法?如果我不使用 for 循环,我只添加例如:
$query .= " AND socket LIKE ?";
$query_params[] = '%' . $myArray[0] . '%';
然后它工作正常。如果有帮助,这是我的完整代码:
public function getCompatibleMb($case_format_dosky, $cpu_socket, $ram_typ, $pocet_ram, $intel_socket, $amd_socket, $select_after_id, $search) {
$cpucooler_socket = null;
if(isset($intel_socket) || isset($amd_socket)){
if ($intel_socket != null && $amd_socket != null) {
$cpucooler_socket = $intel_socket.", ".$amd_socket;
} else if($intel_socket != null) {
$cpucooler_socket = $intel_socket;
} else if ($amd_socket != null){
$cpucooler_socket = $amd_socket;
}
} else {
$cpucooler_socket = null;
}
$query_params = array();
$query = "SELECT id encryptid, id,produkt,vyrobca,dostupnost,cena,socket,series,chipset,form_factor,bluetooth,wifi,rgb,m2,sata3,sietova_karta,zvukova_karta,pci_express_3_0,pci_express_4_0,pci_express_5_0,ram_type,ram_slots,rezim_ram,max_mhz_ram,mosfet_coolers,crossfire_support,sli_support,raid_support,audio_chipset,audio_channels,ext_connectors,int_connectors,max_lan_speed,pci_x16_slots,pci_x4_slots,pci_x1_slots,m2_ports,usb_2_0,usb_3_2_gen_1,usb_3_1_gen_2,usb_3_2_gen_2,sata_3_ports,img_count,produkt_number,vyrobca_url FROM mb_list WHERE dostupnost=1";
if ($cpu_socket != "") {
$query .= " AND socket = ?";
$query_params[] = $cpu_socket;
} else {
if ($cpucooler_socket != "") {
$myArray = explode(',', trim($cpucooler_socket));
for ($i = 0; $i < count($myArray); $i++) {
if(count($myArray)>1) {
$socket = $myArray[$i];
if ($i === 0) {
$query .= " AND (socket LIKE ?";
$query_params[] = '%' . $socket . '%';
} else if ($i === count($myArray) - 1) {
$query .= " OR socket LIKE ?)";
$query_params[] = '%' . $socket . '%';
} else {
$query .= " OR socket LIKE ?";
$query_params[] = '%' . $socket . '%';
}
} else {
$query .= " AND socket LIKE ?";
$query_params[] = '%' . $socket . '%';
}
}
}
}
if ($ram_typ != "") {
$query .= " AND ram_type = ?";
$query_params[] = $ram_typ;
}
if ($pocet_ram != "") {
$query .= " AND ram_slots >= ?";
$query_params[] = $pocet_ram;
}
if($case_format_dosky !="") {
$myArray = explode(',', trim($case_format_dosky));
for ($i = 0; $i < count($myArray); $i++) {
if(count($myArray)>1) {
$formfactor = trim($myArray[$i]);
if ($i === 0) {
$query .= " AND (form_factor = ?";
$query_params[] = $formfactor;
} else if ($i === count($myArray) - 1) {
$query .= " OR form_factor = ?";
$query_params[] = $formfactor;
} else {
$query .= " OR form_factor = ?)";
$query_params[] = $formfactor;
}
} else {
$query .= " AND form_factor LIKE ?";
$query_params[] = '%' . $formfactor . '%';
}
}
}
if ($select_after_id != "") {
$decrypted = $this->McryptServices->decryptData($select_after_id);
$query .= " AND id > ?";
$query_params[] = $decrypted;
}
if ($search != "") {
$new_search = str_replace(" ", "%",$search);
$query .= " AND produkt LIKE ?";
$query_params[] = '%'.$new_search.'%';
}
$query .= " LIMIT 32";
$vytah = $this->Database->query($query, $query_params)->fetchAll();
$arr[] = $vytah;
foreach ($arr[0] as $key => $value) {
$arr[0][$key]->{'encryptid'} = $this->McryptServices->encryptData($arr[0][$key]->{'id'});
}
return json_encode($arr);
}
这是错误后的响应:
"line":225,"args":[["string","SELECT id encryptid, id,produkt,vyrobca,dostupnost,cena,socket,series,chipset,form_factor,bluetooth,wifi,rgb,m2,sata3,sietova_karta,zvukova_karta,pci_express_3_0,pci_express_4_0,pci_express_5_0,ram_type,ram_slots,rezim_ram,max_mhz_ram,mosfet_coolers,crossfire_support,sli_support,raid_support,audio_chipset,audio_channels,ext_connectors,int_connectors,max_lan_speed,pci_x16_slots,pci_x4_slots,pci_x1_slots,m2_ports,usb_2_0,usb_3_2_gen_1,usb_3_1_gen_2,usb_3_2_gen_2,sata_3_ports,img_count,produkt_number,vyrobca_url FROM mb_list WHERE dostupnost=1 AND (form_factor = ? OR form_factor = ? OR form_factor = ?) LIMIT 32"],["array",[["string","ATX"],["string","mATX (Micro ATX)"],["string","mITX (Mini ITX)"]]]]}