Functions


Javascript, like most other languages, can break different tasks into reusable chunks of code called functions. Functions can be reused or called again when an event occurs such as the clicking of a link.

The beginning "hello" example revisited using a function.
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In the next example, we use functions to do some basic arithmetic based on values entered in text fields.
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In the third example, we see how javascript can change css styling on the fly.
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Sample Projects