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摘要： 1.数据准备create table Vertical( Id int , ProjectName varchar(20), ProjectValue int )insert into Vertical values (101,'旅游',100)insert into Vertical values (101,'牧业',101)insert into Vertical values (101,'工业',102)insert into Vertical values (101,'软件',103)insert into Vertica 阅读全文

摘要： 1. 流程控制定义和调用函数$b){ echo '$a bigger than $b '; }elseif($a==$c){ echo '$a equal to $b ' ; } else{ echo '$a smaller than $b'; }while($iNumber:'.$i; $i++; }do{ $i=0; echo 'do while control';}while($i);for($i=0;$i for control:the current value= '.$i.''; bre 阅读全文