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kmaida/typecasting-notnot.js

Last active December 21, 2015 19:49
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Typecasting in JavaScript with !!
Raw
typecasting-notnot.js
var typeCast = function(string) {
if (!!string) {
document.write('<p>' + string + ': true</p>');
} else {
document.write('<p>' + string + ': false</p>');
}
};
typeCast("Hello there");
typeCast("");
typeCast(null);
typeCast(undefined);
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