<p> wrapper class is a class, a data structure, or abstract data type whose instances are collections of other objects.<br/>
It have wrapper of singleRow and MultipleRow
singleRow is allow for single row updations, starts with ClsW and multipleRow is allow for mass updations, NaanalDBtable.
Inputs are
<p>Each record have unique id.id have 0 value means it goes to insert,if id any value means it goes to update.</p>
<p>fieldID is access the anyother field from table for id.</p>
<p>PDO – PHP Data Objects – is a database access layer providing a uniform method of access to multiple databases.</p>
<p>The table created for module. so the table and module name are same</p>
<p>arrField contains all fields in the module table</p>
<p>config's variables are placed in an arrConfigVar </p>
<p>module specify the wrapper class.</p>