jQuery.fn.some.js

/**
 * @license
 * Based on Lo-Dash 2.2.1 <http://lodash.com/>
 * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
 * Based on Underscore.js 1.5.2
 * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 * 
 * Available under MIT license <http://lodash.com/license>
 */
jQuery.fn.some = function(callback) {
  var index = -1,
    length = this.length,
    result;

  while (++index < length) {
    if ((result = callback(index, this[index]))) {
      break;
    }
  }
  return !!result;
};

jQuery.some.js

/**
 * @license
 * Based on Lo-Dash 2.2.1 <http://lodash.com/>
 * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
 * Based on Underscore.js 1.5.2
 * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 * 
 * Available under MIT license <http://lodash.com/license>
 */
jQuery.some = function(array, callback) {
  var index = -1,
    length = array.length,
    result;

  while (++index < length) {
    if ((result = callback(index, array[index]))) {
      break;
    }
  }
  return !!result;
};