Editing Expression (computer science) (section)

==Examples==

<code>2 + 3</code> is both an [[arithmetic expression|arithmetic]] and programming expression, which evaluates to <code>5</code>. A variable is an expression because it denotes a value in [[memory (computer)|memory]], so <code>y + 6</code> is also an expression. An example of a [[Relational operator|relational expression]] is <code>4 ≠ 4</code>, which evaluates to <code>false</code>.<ref>[https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Expressions Javascript expressions, Mozilla] {{Webarchive|url=https://web.archive.org/web/20120309174344/https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Expressions |date=2012-03-09 }} Accessed July 6, 2009</ref><ref>[https://www.cs.drexel.edu/~rweaver/COURSES/ISTC-2/TOPICS/expr.html Programming in C] {{Webarchive|url=https://web.archive.org/web/20150109162605/https://www.cs.drexel.edu/~rweaver/COURSES/ISTC-2/TOPICS/expr.html |date=2015-01-09 }} Accessed July 6, 2009</ref>