<?php
//时间函数
function timer()
{
$_time = explode( " ", microtime());
$_usec = (double)$_time[0];
$_sec = (double)$_time[1];
return $_timer = $_usec + $_sec;
}
$start_time = timer();
//你的代码$used_time = $end_time - $start_time;
echo $used_time;
?>
//时间函数
function timer()
{
$_time = explode( " ", microtime());
$_usec = (double)$_time[0];
$_sec = (double)$_time[1];
return $_timer = $_usec + $_sec;
}
$start_time = timer();
//你的代码$used_time = $end_time - $start_time;
echo $used_time;
?>
$timer=new timer;
$timer->start();
$con=odbc_connect("MySql_DB","sa","658006",SQL_CUR_USE_ODBC) or die ("数据库连接出错");
odbc_autocommit($con,On);
$sql="Select * from mm order by id desc";
$rs=odbc_exec($con,$sql);
while(odbc_fetch_row($rs))
{
$no=odbc_result($rs,1);
$name=odbc_result($rs,2);
$pwd=odbc_result($rs,3);
echo "编号: ".$no." 姓名:".$name." 密码:".$pwd."<br>";
}
$mynum=odbc_num_rows($rs);
echo "<br>一共有".$mynum."条数据<br>";
$myfields=odbc_num_fields($rs);
echo "<br>一共有".$myfields."列<br>";
odbc_close($con);class timer
{
var $startTime=0;
var $endTime=0;
var $spendTime=0;
function start()
{
$this->startTime=microtime();
}
function stop()
{
$this->endTime=microtime();
}
function spend()
{
if($this->spendTime)
{
return $this->spendTime;
}
else
{
$startMicro=substr($this->startTime,0,10);
$startSecond=substr($this->startTime,11,10);
$stopMicro=substr($this->endTime,0,10);
$endSecond=substr($this->endTime,11,10);
$start=doubleval($startMicro) + $startSecond;
$stop=doubleval($stopMicro) + $endSecond;
$this->spendTime=$stop - $start;
return substr($this->spendTime,0,8)."妙";
}
}
}
$timer->stop();
echo "花了好多时间,看看:".$timer->spend();;
?>