Despite our warnings about the horrors of pregnancy, childbirth, and babies, some of you are still destined to become parents, if you haven't done it already. Congratulations! Now prepare to be terrified, because you have no idea what you're about to face. And we're not even talking about that first diaper change.
jQuery has two usage styles: 1  Via the $ function, which is a factory method for the jQuery object. These functions, often called commands, are chainable as they all return jQuery objects. 2  Via $.-prefixed functions. These are utility functions, which do not act upon the jQuery object directly.
A common JavaScript snippet using the jQuery library is: Or even just: In CoffeeScript, the function keyword is replaced by the symbol, and indentation is used instead of curly braces, as in other off-side rule languages such as Python and Haskell.Also, parentheses can usually be omitted.Thus, the CoffeeScript equivalent of the snippet above is:n CoffeeScript, the function keyword is replaced by the symbol, and indentation is used instead of curly braces, as in other off-side rule languages such as Python and Haskell. Also, parentheses can usually be omitted. Thus, the CoffeeScript equivalent of the snippet above is: