phpjs/functions/array/sizeof.js

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function sizeof(mixed_var, mode) {
  // From: http://phpjs.org/functions
  // +   original by: Philip Peterson
  // -    depends on: count
  // *     example 1: sizeof([[0,0],[0,-4]], 'COUNT_RECURSIVE');
  // *     returns 1: 6
  // *     example 2: sizeof({'one' : [1,2,3,4,5]}, 'COUNT_RECURSIVE');
  // *     returns 2: 6
  return this.count(mixed_var, mode);
}