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What is variable typing in javascript?


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More JavaScript Interview Questions

Explain the difference between java and javascript.

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How can a value be appended to an array?

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Is a parabola a function?

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How do I add a javascript event handler to an html page element?

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Basic methods for opening a popup window using javascript?

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What is javascript and how it works?

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What is object freeze?

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What is the difference between script type and the script language attributes?

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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

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What is break and continue statements?

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Are namespaces are there in javascript?

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What are javascript properties?

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