Memcached 类

（PECL memcached >= 0.1.0）

简介

表示与一组 memcached 服务器的连接。

类概要

class Memcached {

/* 方法 */

public __construct(?string $persistent_id = null, ?callable $callback = null, ?string $connection_str = null)

public add(string $key, mixed $value, int $expiration = 0): bool

public addByKey(
    string $server_key,
    string $key,
    mixed $value,
    int $expiration = 0
): bool

public addServer(string $host, int $port, int $weight = 0): bool

public addServers(array $servers): bool

public append(string $key, string $value): ?bool

public appendByKey(string $server_key, string $key, string $value): ?bool

public cas(
    string|int|float $cas_token,
    string $key,
    mixed $value,
    int $expiration = 0
): bool

public casByKey(
    string|int|float $cas_token,
    string $server_key,
    string $key,
    mixed $value,
    int $expiration = 0
): bool

public decrement(
    string $key,
    int $offset = 1,
    int $initial_value = 0,
    int $expiry = 0
): int|false

public decrementByKey(
    string $server_key,
    string $key,
    int $offset = 1,
    int $initial_value = 0,
    int $expiry = 0
): int|false

public delete(string $key, int $time = 0): bool

public deleteByKey(string $server_key, string $key, int $time = 0): bool

public deleteMulti(array $keys, int $time = 0): array

public deleteMultiByKey(string $server_key, array $keys, int $time = 0): array

public fetch(): array|false

public fetchAll(): array|false

public flush(int $delay = 0): bool

public get(字符串 $key, ?可调用 $cache_cb = null, 整数 $get_flags = 0): 混合

public getAllKeys(): 数组|false

public getByKey(
    string $server_key,
    string $key,
    ?可调用 $cache_cb = null,
    整数 $get_flags = 0
): 混合

public getDelayed(数组 $keys, 布尔值 $with_cas = false, ?可调用 $value_cb = null): 布尔值

public getDelayedByKey(
    string $server_key,
    数组 $keys,
    布尔值 $with_cas = false,
    ?可调用 $value_cb = null
): bool

public getMulti(数组 $keys, 整数 $get_flags = 0): 数组|false

public getMultiByKey(字符串 $server_key, 数组 $keys, 整数 $get_flags = 0): 数组|false

public getOption(整数 $option): 混合

public getResultCode(): 整数

public getResultMessage(): 字符串

public getServerByKey(字符串 $server_key): 数组|false

public getServerList(): 数组

public getStats(?字符串 $type = null): 数组|false

public getVersion(): 数组|false

public increment(
    string $key,
    int $offset = 1,
    int $initial_value = 0,
    int $expiry = 0
): int|false

public incrementByKey(
    string $server_key,
    string $key,
    int $offset = 1,
    int $initial_value = 0,
    int $expiry = 0
): int|false

public isPersistent(): 布尔值

public isPristine(): 布尔值

public prepend(字符串 $key, 字符串 $value): ?布尔值