1.php
<form name=form1 id=form1 method=post action=2.php>
基本信息1：<input type=text name=base1 />
基本信息2：<input type=text name=base2 />
<input type=submit value="下一步">
</form>
2.php
<form name=form2 id=form2 method=post action=3.php>
产品名称：<input type=text name=prcname />
产品价格：<input type=text name=price />
产品型号：<input type=text name=prcxh />
<input type=hidden name=base1 value="<?php echo $_request['base1'] ?>" />
<input type=hidden name=base2 value="<?php echo $_request['base2'] ?>" />
<input type=submit value=下一步 />
</form>
3.php
<form name=form3 id=form3 method=post action=4.php>
其他信息1：<input type=text name=other1 />
其他信息2：<input type=text name=other2 />
<input type=hidden name=base1 value=<?php echo $_request['base1'] ?> />
<input type=hidden name=base2 value=<?php echo $_request['base2'] ?> />
<input type=hidden name=prcname value=<?php echo $_request['prcname'] ?> />
<input type=hidden name=price value=<?php echo $_request['price'] ?> />
<input type=hidden name=prcxh value=<?php echo $_request['prcxh'] ?> />
<input type=submit value=确定 />
</form>
4.php
<?php
$base1=$_request['base1'];
$base2=$_request['base2'];
$prcname=$_request['prcname'];
$price=$_request['price'];
$prcxh=$_request['prcxh'];
$other1=$_request['other1'];
$other2=$_request['other2'];
$sql1="insert into [base_table](base1,base2) values('{$base1}','{$base2}')";
$sql2="insert into [prc_table](prcname,price,prcxh) values('{$prcname}','{$price}','{$prcxh}')";
$sql3="insert into [other_table](other1,other2) values('{$other1}','{$other2}')";
query($sql1);
query($sql2);
query($sql3);
echo "写入完成";
?>