Identity and Equality
var sValue = "3.0";
var nValue = 3.0;
if (nValue == "3.0") document.write("According to equality, value is 3.0");
if (nValue ==="3.0") document.write("According to identity, value is 3.0");
if (sValue != 3.0) document.write("According to equality, value is not 3.0");
if (sValue !== 3.0) document.write("According to identity, value is not 3.0");
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