javascript
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In JavaScript, logical operators are used for boolean logic where a boolean value may be returned depending on the outcome of an expression. With the || (OR) operator, since values don't need to be explicitly true or false (they can be truthy or falsy), the operator can return non-boolean results when evaluated. Introduction To understand the || operator, let's first look at a fairly basic example.
Exploring JavaScript’s Logical OR Operator
Organisation von JavaScripten
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JavaScript
JavaScript ® (often shortened to JS ) is a lightweight, interpreted, object-oriented language with first-class functions, most known as the scripting language for Web pages, but used in many non-browser environments as well such as node.js or Apache CouchDB . The JavaScript standard is ECMAScript . As of 2012, all modern browsers fully support ECMAScript 5.1. Older browsers support at least ECMAScript 3. A 6th major revision of the standard is in the works.