Explain few difference between null, undefined or undeclared javascript variable?

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How to empty an array in JavaScript?

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How use javascript html?

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How to get the contents of an input box using javascript?

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What does the "Access is Denied" IE error mean?

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Is there any ide for javascript?

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What is difference between promise and callback?

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Hello , I am using following java script to open new window in I.E,but i am facing an issue the new window hangs often while opening,when you move mouse it opens normally.Can any body help me why this is happening as i am unable to understand this issue?please please if any one know so kindly help me I am in real difficulty through this issue.Thanks 'if(window.clipboardData){clipboardData.setData("Text","' + a.PatID + '");}' + 'ordwindow= window.open ("' + @OrderDetailURL + '", "RXOrderDetail", "location=0,status=0,menubar=0,toolba r=0,scrollbars=1,resizable=1"); ordwindow.moveTo(parent.screenLeft,0);var x; x=new ActiveXObject("WScript.Shell");x.SendKeys("% "); x.SendKeys ("x"); //fcttest((sp_RX_ChangeOrderStatus ' + '''' + a.DocID + '''' + ', 1, ' + convert(varchar,@SessionID) + '));' As [W],

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how to post the form without submit button with help of javascript

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what is the difference between let, var, and const?

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How to port a GUI application onto Web

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What would be the result of 3+2+”7″?

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