jquery-How do I write this code into a function -


i have 3 modules/sectinos same thing minor differences. tried write main portion jquery function can call needed, can't structure correctly. show me how structure please?

this part need separate function , called others

var mytextareafld = $('#ta_holdall');         var fld_1 = $('#firstname').attr('name')+':  '+$('#firstname').val();         var fld_2 = $('#lastname').attr('name')+':  '+$('#lastname').val();         var fld_3 = $('#street_number').attr('name')+':  '+$('#street_number').val();         mytextareafld.val(fld_1 +'\n' + fld_2 +'\n' + fld_3);

jsfiddle: http://jsfiddle.net/justmelat/v4szb/

html/jquery code below:

<form>     <p>first name: <input type="text" name="firstname" id="firstname" value="paul"/></p>     <p>last name: <input type="text" name="lastname"  id="lastname" value="ryan" /></p> <p>street #: <input type="text" name="street_number"  id="street_number" value="4605"/></p> <p>address: <input type="text" name="address" id="address"/></p> <p>city: <input type="text" name="city" id="city" /></p> <p>state: <input type="text" name="state" id="state"/>  <span id="myzip">zip:</span> <input type="text" name="zip"  id="zip" />     <br /><br /> <span id="allinfo">all info:</span> <textarea id="ta_holdall" rows="10" cols="30"></textarea><div id="charcnt"></div><br /><br />     <input type="button" value="add field" id="addfield"> </form>      $(document).ready(function(){     $('#addfield').on('click',function(){         var mytextareafld = $('#ta_holdall');         var fld_1 = $('#firstname').attr('name')+':  '+$('#firstname').val();         var fld_2 = $('#lastname').attr('name')+':  '+$('#lastname').val();         var fld_3 = $('#street_number').attr('name')+':  '+$('#street_number').val();         mytextareafld.val(fld_1 +'\n' + fld_2 +'\n' + fld_3);     });      $('#allinfo').on('click',function(){         var mytextareafld = $('#ta_holdall');         var fld_1 = $('#firstname').attr('name')+':  '+$('#firstname').val();         var fld_2 = $('#lastname').attr('name')+':  '+$('#lastname').val();         var fld_3 = $('#street_number').attr('name')+':  '+$('#street_number').val();         mytextareafld.val(fld_1 +'\n' + fld_2 +'\n' + fld_3);         var $mytextareafld = $('#ta_holdall');         var $outputcount = $("#charcnt");         var $oftext = " characters of 1000 remaining";         var val = $mytextareafld.val();         var val2 = $outputcount.text(val.length).append("<strong>"+$oftext+"</strong>");     });      $("#firstname,#lastname, #street_number").blur(function(){         var mytextareafld = $('#ta_holdall');         var fld_1 = $('#firstname').attr('name')+':  '+$('#firstname').val();         var fld_2 = $('#lastname').attr('name')+':  '+$('#lastname').val();         var fld_3 = $('#street_number').attr('name')+':  '+$('#street_number').val();         mytextareafld.val(fld_1 +'\n' + fld_2 +'\n' + fld_3);     }); });

js fiddle demo: http://jsfiddle.net/lucuma/jmhme/1/

$(document).ready(function(){      function addstuff(event) {           var mytextareafld = $('#ta_holdall');         var fld_1 = $('#firstname').attr('name')+':  '+$('#firstname').val();         var fld_2 = $('#lastname').attr('name')+':  '+$('#lastname').val();         var fld_3 = $('#street_number').attr('name')+':  '+$('#street_number').val();         mytextareafld.val(fld_1 +'\n' + fld_2 +'\n' + fld_3);     }      $('#addfield').on('click', addstuff);      $('#allinfo').on('click',function(event){         addstuff(event);         var $mytextareafld = $('#ta_holdall');         var $outputcount = $("#charcnt");         var $oftext = " characters of 1000 remaining";         var val = $mytextareafld.val();         var val2 = $outputcount.text(val.length).append("<strong>"+$oftext+"</strong>");     });      $("#firstname,#lastname, #street_number").blur(addstuff); });​

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