jQuery plugin initialization example

jquery-pattern.js

$.fn.tabularize = function(options) {
	if ( typeof options === 'string' ) {
		var args = Array.prototype.slice.call( arguments, 1 );
		this.each(function() {
			var instance = $.data( this, 'tabularize' );
			if ( !instance ) {
				console.log( "cannot call methods on tabularize prior to initialization; " +
				"attempted to call method '" + options + "'" );
				return;
			}
			if ( !$.isFunction( instance[options] ) || options.charAt(0) === "_" ) {
				console.log( "no such method '" + options + "' for tabularize instance" );
				return;
			}
			instance[ options ].apply( instance, args );
		});
	} else {
		this.each(function() {
			var instance = $.data( this, 'tabularize' );
			if ( instance ) {
				instance._init();
			} else {
				instance = $.data( this, 'tabularize', new Tabularize( options, this ) );
			}
		});
	}
	return this;
  }