$(function () { $("#btnSave").click(function () { var txtaAddress = $("#txtaAddress"); if ( $(txtaAddress.val()).length <1) { alert('Enter address'); txtaAddress.focus(); return false; } }); });
var txtaAddress = $("#txtaAddress"); if (txtaAddress.val()= "" || txtaAddress.val()= null) { alert('Enter address'); txtaAddress.focus(); return false; }
if (!$("#myTextArea").val()) { // textarea is empty }
if (!$.trim($("#myTextArea").val())) { // textarea is empty or contains only white-space }
if (!$("#txtaAddress").val()) { // textarea is empty }
if (!$.trim($("#txtaAddress").val())) { // textarea is empty or contains only white-space }
var
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