jquery Operation Dom-parsing HTML elements

Basic Operation {DOM}
The-html () method is similar to the DOM innerHTML
Get HTML ()
Set (Modify) HTML (HTML)

  1  <button>0</button> 2  Span style= "COLOR: #008080" > 3  <script src= "js/jquery-1.11.3.js" ></script> 4  <script> 5  $ (' button '). Click (function   () {  6  var  intvalue = parseint ($ (this  ) . HTML ());   7  intvalue++;   8  $ (this    9  })  10  </script> 

The-val () method is similar to the value in DOM
Get Val ()
Set (Modify) Val (value)

12Unit: <span id= "Price" >3.5</span>3 Quantity:4<button id= "btless" >-</button><input name= "Count" value= "1" style= "width:30px" ><button id= " Btmore ">+</button>5 Subtotal :6<input name= "Total" value= "3.5" disabled>7 89 User name:Ten<input name= "UserName" ><br> One User gender: A<input type= "Radio" name= "Usersex" value= "male" >male -<input type= "Radio" name= "Usersex" value= "female" checked>female -<br> the Your city: -<select name= "City" > -<option value= "BJ" > Beijing </option> -<option value= "sh" > Shanghai </option> +<option value= "ZJ" > Zhejiang </option> -</select><br> + Hobbies and Interests: A<input type= "checkbox" name= "hobby" value= "XY" >Laundry at<input type= "checkbox" name= "hobby" value= "ZF" >Cooking -<input type= "checkbox" name= "hobby" value= "SD" > Sweep <br> -  -<input type= "button" value= "Submit Order" id= "Btsubmit" > -  -  in  -<script src= "Js/jquery-1.11.3.js" ></script> to<script> +$ (' #btLess '). Click (function(){ -     varCount = $ (' [name= ' count '] '). Val (); theCount =parseint (count); *count--; $$ (' [name= ' count '] '). Val (count);Panax Notoginseng     //Calculate Subtotal -     varPrice = $ (' #price '). html (); the$ (' [name= ' total '] '). Val (price*count); +   }) A$ (' #btMore '). Click (function(){ the     varCount = $ (' [name= ' count '] '). Val (); +Count =parseint (count); -count++; $$ (' [name= ' count '] '). Val (count); $     //Calculate Subtotal -     varPrice = $ (' #price '). html (); -$ (' [name= ' total '] '). Val (price*count); the   }) - Wuyi$ (' #btSubmit '). Click (function(){ the     //collect input from users -     varn = $ (' [name= ' UserName "] '). Val (); Wu     vars = $ (' [name= ' Usersex "]:checked ')). Val (); -     //var c = $ (' option:selected '). Val (); About     varc = $ (' select[name= ' City "]). Val (); $Console.log (n+s+c); -  -     //Note The Get of the check box multiple values -     //var h = $ (' [name= ' hobby "]:checked '). Val (); A     varJqobj = $ (' [name= ' hobby ']:checked '); +      for(vari=0; i<jqobj.length; i++){ the       varCB =Jqobj[i]; -       varh =$ (CB). Val (); $ Console.log (h); the     } the   }); the</script>

The-attr () method is similar to GetAttribute () in the DOM;
SetAttribute ();
Get attr (property name)
Set (Modify) attr (property name, property value)

12345 67 89 Ten<script src= "Js/jquery-1.11.3.js" ></script> One<script> A$ ('. Thumbnail '). MouseEnter (function(){ -         varalt = $ ( This). attr (' Alt '); -$ ('. Full-img '). attr (' src '), alt); the   }); -</script>

jquery Operation Dom-parsing HTML elements