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  1. Simple metaprogramming example in JavaScript

    ▲▼
    function DataViewer() {
    this.renderers = {};
    this.renderers.table = function(data) { ... };
    this.renderers.tree = function(data) { ... };
}

DataViewer.prototype.render = function(type, data) {
    if (!this.renderers.hasOwnProperty(type))
        throw('Unknown data type.');
    return this.renderers[type](data);
}
    Language: JavaScript
    3 points by Igor submitted 683 days ago | 0 comments

  2. jQuery counter with closures

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    function count(data) {
    var count = 0;
    jQuery.each(data, function() {
       count++;
    });
    return count;
}
    Language: JavaScript
    2 points by Igor submitted 683 days ago | 2 comments