In this form validation used for blank system method, its not allow for without form filling.if user not type for employee name its not allow for submit section. Example: <html> <head> <script type = "text/javascript"> function formvalidation() { if( document.myform.ename.value == "" ) { alert( "Please Enter your name!" ); document.myform.ename.focus() ; return false;
Html checkbox input type not accept normal php variable declaration method, its can use for another way. Example: Html Code: <html> <body> <h2>Color Type:</h2> <form> <input type="checkbox" name="color" value="Red" ><span style="font-size:20px;">Red</span><br> <input type="checkbox" name="color" value="Blue" ><span style="font-size:20px;">Blue</span><br> <input type="checkbox" name="color" value="Green" ><span style="font-size:20px;">Green </span><br> <input type="checkbox" name="color" value="Black" ><span style="font-size:20px;">Black</span> </form> </body> </html> use name
CSS Full Form is Cascading Style Sheets,its mainly used to display html page.when user need to change page background color or any other decoration its should be used to particular time. CSS is a html design part of a system. CSS latest version is 3.0. Follownig CSS types: Inline Style Sheet Internal Style Sheet External Style Sheet Inline
Simple Example Of Sign Up In Form Following way Declared <html> <head> </head> <title> Basic Sign up Form</title> <body> SIGN UP FORM <form action="/signup" method="POST"> <p> <label>Title</label> <label> <input type="radio" name="title" value="mr"> Mr </label> <label> <input type="radio" name="title" value="mrs"> Mrs </label> <label> <input type="radio" name="title" value="miss"> Miss </label> </p> <p> <label>First name</label> <input type="text" value="first_name">