SAE下的Memcache使用方法

<?php
	//连接
	$mem = memcache_init();
 
	//保存数据
	$mem->set('key1', 'This is first value', 0, 60);
	$val = $mem->get('key1');
	echo "Get key1 value: " . $val ."<br />";
 
	//替换数据
	$mem->replace('key1', 'This is replace value', 0, 60);
	$val = $mem->get('key1');
	echo "Get key1 value: " . $val . "<br />";
 
	//保存数组
	$arr = array('aaa', 'bbb', 'ccc', 'ddd');
	$mem->set('key2', $arr, 0, 60);
	$val2 = $mem->get('key2');
	echo "Get key2 value: ";
	print_r($val2);
	echo "<br />";
 
	//删除数据
	$mem->delete('key1');
	$val = $mem->get('key1');
	echo "Get key1 value: " . $val . "<br />";
 
	//清除所有数据
	$mem->flush();
	$val2 = $mem->get('key2');
	echo "Get key2 value: ";
	print_r($val2);
	echo "<br />";
 
	//关闭连接
	$mem->close();
?>

$mem->set('key1', 'This is first value', 0, 60);