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All the Perl that's Practical to Extract and Report

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  • I haven't even finished HOP yet, but I just digested a large Javascript tome [] for work reasons. JS has a few higher-ordery features that Perl doesn't.

    An interesting twist on eval, Function() creates a function reference out of an array of strings.

    And this JS 1.5 syntax, which gives an anonymous closure a temporary name so it can refer to itself.

    var f = function fact(x) { if (x <=1) return 1; else return x*fact(x-1); }

    Despite appearances, there is no fact(). That was just a name for use duri