What is node ecosystem?
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Does javascript support foreach loop?
What are the ways of making comments in javascript?
what are the difference unescape() and escape() functions?
What is the difference between the keywords var and let?
If you need to hide the javascript code from the older browser versions, how will you perform it?
What is the difference between the operators '==' and '==='?
Some XYZ company is arranging for online aptitude tests. Draw detailed E-R diagram for the same..
since are functions need to create a webpage is available in dhtml& html. then why we are going for javascript
Explain what is javascript? List some data types supported by javascript?
hi i want validations for two drop down lists. when user enter to second list by skipping first list alert box should appear. <HTML><HEAD> <TITLE>drop down validation</TITLE> <script type="text/javascript"> function validateForm(){ if(document.ItemList.Item.selectedIndex==0) { alert("Please select item from first list."); document.ItemList.Item.focus(); return false; } return true; } </SCRIPT> </HEAD> <BODY> Please choose an item from the drop down menu: <form name="ItemList" method="post" action="asp.html" onsubmit="validateForm()"> <table width="100%" border="0"> <tr> <td width="135">Choose a username: </td> <td> <select name="Item"> <option value selected> SELECT </option> <option value>Apples</option> <option value>Oranges</option> </select> <table width="100%" border="0"> <tr> <td width="135">Choose a username: </td> <td> <select name="Item" onclick="validateForm()"> <option value selected> SELECT </option> <option value>Apples</option> <option value>Oranges</option> </select> <input type="submit" name="Submit" value="Submit"> </td></tr></table></form> </BODY> </HTML> please any body help me thanks
Can any one tell me how Java is purely an Oops language
How do you disable javascript?