SwishResults->seekResult
(PECL swish:0.1-0.3.0)
SwishResults->seekResult — Set current seek pointer to the given position
说明
int SwishResults->seekResult
( int $position
)
Warning
本函数是实验性的。本函数的行为,包括函数名称以及其它任何关于本函数的文档可能会在没有通知的情况下随 PHP 以后的发布而改变。使用本函数风险自担。
参数
- position
-
Zero-based position number. Cannot be less than zero.
返回值
Returns new position value on success.
错误/异常
Throws SwishException on error.
范例
Example#1 Basic SwishResults->seekResult() example
<?php
try {
$swish = new Swish("index.swish-e");
$search = $swish->prepare();
$results = $search->execute("lost");
var_dump($results->seekResult(0)); //this will succeed
var_dump($results->seekResult(100)); //this will fail
} catch (SwishException $e) {
echo "Error: ", $e->getMessage(), "\n";
}
?>
上例的输出类似于:
int(0) Error: No more results