    /**
     * @class Ext.Template
     * <p>Represents an HTML fragment template. Templates may be {@link #compile precompiled}
     * for greater performance.</p>
     * An instance of this class may be created by passing to the constructor either
     * a single argument, or multiple arguments:
     * <div class="mdetail-params"><ul>
     * <li><b>single argument</b> : String/Array
     * <div class="sub-desc">
     * The single argument may be either a String or an Array:<ul>
     * <li><tt>String</tt> : </li><pre><code>
    var t = new Ext.Template("&lt;div>Hello {0}.&lt;/div>");
    t.{@link #append}('some-element', ['foo']);
       </code></pre>
     * <li><tt>Array</tt> : </li>
     * An Array will be combined with <code>join('')</code>.
    <pre><code>
    var t = new Ext.Template([
        '&lt;div name="{id}"&gt;',
            '&lt;span class="{cls}"&gt;{name:trim} {value:ellipsis(10)}&lt;/span&gt;',
        '&lt;/div&gt;',
    ]);
    t.{@link #compile}();
    t.{@link #append}('some-element', {id: 'myid', cls: 'myclass', name: 'foo', value: 'bar'});
       </code></pre>
     * </ul></div></li>
     * <li><b>multiple arguments</b> : String, Object, Array, ...
     * <div class="sub-desc">
     * Multiple arguments will be combined with <code>join('')</code>.
     * <pre><code>
    var t = new Ext.Template(
        '&lt;div name="{id}"&gt;',
            '&lt;span class="{cls}"&gt;{name} {value}&lt;/span&gt;',
        '&lt;/div&gt;',
        // a configuration object:
        {
            compiled: true,      // {@link #compile} immediately
        }
    );
       </code></pre>
     * <p><b>Notes</b>:</p>
     * <div class="mdetail-params"><ul>
     * <li>For a list of available format functions, see {@link Ext.util.Format}.</li>
     * <li><code>disableFormats</code> reduces <code>{@link #apply}</code> time
     * when no formatting is required.</li>
     * </ul></div>
     * </div></li>
     * </ul></div>
     * @param {Mixed} config
     */

    Ext.define('Ext.Template', {

        /* Begin Definitions */

        requires: ['Ext.core.DomHelper', 'Ext.util.Format'],

        statics: {
            /**
             * Creates a template from the passed element's value (<i>display:none</i> textarea, preferred) or innerHTML.
             * @param {String/HTMLElement} el A DOM element or its id
             * @param {Object} config A configuration object
             * @return {Ext.Template} The created template
             * @static
             */
            from: function(el, config) {
                el = Ext.getDom(el);
                return new this(el.value || el.innerHTML, config || '');
            }
        },

        /* End Definitions */

        constructor: function(html) {
            var me = this,
                args = arguments,
                buffer = [],
                i = 0,
                length = args.length,
                value;

            me.initialConfig = {};

            if (length > 1) {
                for (; i < length; i++) {
                    value = args[i];
                    if (typeof value == 'object') {
                        Ext.apply(me.initialConfig, value);
                        Ext.apply(me, value);
                    } else {
                        buffer.push(value);
                    }
                }
                html = buffer.join('');
            } else {
                if (Ext.isArray(html)) {
                    buffer.push(html.join(''));
                } else {
                    buffer.push(html);
                }
            }

            // @private
            me.html = buffer.join('');

            if (me.compiled) {
                me.compile();
            }
        },
        isTemplate: true,
        /**
         * @cfg {Boolean} disableFormats true to disable format functions in the template. If the template doesn't contain format functions, setting
         * disableFormats to true will reduce apply time (defaults to false)
         */
        disableFormats: false,

        re: /\{([\w\-]+)(?:\:([\w\.]*)(?:\((.*?)?\))?)?\}/g,
        /**
         * Returns an HTML fragment of this template with the specified values applied.
         * @param {Object/Array} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
         * @return {String} The HTML fragment
         * @hide repeat doc
         */
        applyTemplate: function(values) {
            var me = this,
                useFormat = me.disableFormats !== true,
                fm = Ext.util.Format,
                tpl = me;

            if (me.compiled) {
                return me.compiled(values);
            }
            function fn(m, name, format, args) {
                if (format && useFormat) {
                    if (args) {
                        args = [values[name]].concat(Ext.functionFactory('return ['+ args +'];')());
                    } else {
                        args = [values[name]];
                    }
                    if (format.substr(0, 5) == "this.") {
                        return tpl[format.substr(5)].apply(tpl, args);
                    }
                    else {
                        return fm[format].apply(fm, args);
                    }
                }
                else {
                    return values[name] !== undefined ? values[name] : "";
                }
            }
            return me.html.replace(me.re, fn);
        },

        /**
         * Sets the HTML used as the template and optionally compiles it.
         * @param {String} html
         * @param {Boolean} compile (optional) True to compile the template (defaults to undefined)
         * @return {Ext.Template} this
         */
        set: function(html, compile) {
            var me = this;
            me.html = html;
            me.compiled = null;
            return compile ? me.compile() : me;
        },

        compileARe: /\\/g,
        compileBRe: /(\r\n|\n)/g,
        compileCRe: /'/g,
        /**
         * Compiles the template into an internal function, eliminating the RegEx overhead.
         * @return {Ext.Template} this
         * @hide repeat doc
         */
        compile: function() {
            var me = this,
                fm = Ext.util.Format,
                useFormat = me.disableFormats !== true,
                body, bodyReturn;

            function fn(m, name, format, args) {
                if (format && useFormat) {
                    args = args ? ',' + args: "";
                    if (format.substr(0, 5) != "this.") {
                        format = "fm." + format + '(';
                    }
                    else {
                        format = 'this.' + format.substr(5) + '(';
                    }
                }
                else {
                    args = '';
                    format = "(values['" + name + "'] == undefined ? '' : ";
                }
                return "'," + format + "values['" + name + "']" + args + ") ,'";
            }

            bodyReturn = me.html.replace(me.compileARe, '\\\\').replace(me.compileBRe, '\\n').replace(me.compileCRe, "\\'").replace(me.re, fn);
            body = "this.compiled = function(values){ return ['" + bodyReturn + "'].join('');};";
            eval(body);
            return me;
        },

        /**
         * Applies the supplied values to the template and inserts the new node(s) as the first child of el.
         * @param {Mixed} el The context element
         * @param {Object/Array} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
         * @param {Boolean} returnElement (optional) true to return a Ext.core.Element (defaults to undefined)
         * @return {HTMLElement/Ext.core.Element} The new node or Element
         */
        insertFirst: function(el, values, returnElement) {
            return this.doInsert('afterBegin', el, values, returnElement);
        },

        /**
         * Applies the supplied values to the template and inserts the new node(s) before el.
         * @param {Mixed} el The context element
         * @param {Object/Array} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
         * @param {Boolean} returnElement (optional) true to return a Ext.core.Element (defaults to undefined)
         * @return {HTMLElement/Ext.core.Element} The new node or Element
         */
        insertBefore: function(el, values, returnElement) {
            return this.doInsert('beforeBegin', el, values, returnElement);
        },

        /**
         * Applies the supplied values to the template and inserts the new node(s) after el.
         * @param {Mixed} el The context element
         * @param {Object/Array} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
         * @param {Boolean} returnElement (optional) true to return a Ext.core.Element (defaults to undefined)
         * @return {HTMLElement/Ext.core.Element} The new node or Element
         */
        insertAfter: function(el, values, returnElement) {
            return this.doInsert('afterEnd', el, values, returnElement);
        },

        /**
         * Applies the supplied <code>values</code> to the template and appends
         * the new node(s) to the specified <code>el</code>.
         * <p>For example usage {@link #Template see the constructor}.</p>
         * @param {Mixed} el The context element
         * @param {Object/Array} values
         * The template values. Can be an array if the params are numeric (i.e. <code>{0}</code>)
         * or an object (i.e. <code>{foo: 'bar'}</code>).
         * @param {Boolean} returnElement (optional) true to return an Ext.core.Element (defaults to undefined)
         * @return {HTMLElement/Ext.core.Element} The new node or Element
         */
        append: function(el, values, returnElement) {
            return this.doInsert('beforeEnd', el, values, returnElement);
        },

        doInsert: function(where, el, values, returnEl) {
            el = Ext.getDom(el);
            var newNode = Ext.core.DomHelper.insertHtml(where, el, this.applyTemplate(values));
            return returnEl ? Ext.get(newNode, true) : newNode;
        },

        /**
         * Applies the supplied values to the template and overwrites the content of el with the new node(s).
         * @param {Mixed} el The context element
         * @param {Object/Array} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
         * @param {Boolean} returnElement (optional) true to return a Ext.core.Element (defaults to undefined)
         * @return {HTMLElement/Ext.core.Element} The new node or Element
         */
        overwrite: function(el, values, returnElement) {
            el = Ext.getDom(el);
            el.innerHTML = this.applyTemplate(values);
            return returnElement ? Ext.get(el.firstChild, true) : el.firstChild;
        }
    }, function() {

        /**
         * Alias for {@link #applyTemplate}
         * Returns an HTML fragment of this template with the specified <code>values</code> applied.
         * @param {Object/Array} values
         * The template values. Can be an array if the params are numeric (i.e. <code>{0}</code>)
         * or an object (i.e. <code>{foo: 'bar'}</code>).
         * @return {String} The HTML fragment
         * @member Ext.Template
         * @method apply
         */
        this.createAlias('apply', 'applyTemplate');
    });