Why is javascript called richer interface?
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What is the difference between null and undefined?
The below script is working Internet browser but not working in mozilla plz find that good way... function doSubmit(op){ var rowcount=document.getElementsByName ("parameterTypeId").length; var parameterGrade; var performance; var goal; if(op == "save"){ for (var i=0; i < rowcount; i++) { var param=eval("document.forms [0].parameterGrade"+i); if(param.value != "select"){ return true; } } alert("Please rate atleast one attribute"); return false; }//if ends here
Explain the different types of pop-up boxes you can create in JavaScript.
How are tag positions used in javascript?
What is console.log()?
Mention what is the disadvantage of using innerhtml in javascript?
How to open url in a new tab in javascript?
What is the method for reading and writing a file in javascript?
What is console.log() and why it is used?
How to use "join()" to create a string from an array using javascript?
What is Javascript namespacing? How and where is it used?
Why is javascript so important?