core/handlers.js
function ConsoleHandler(level, grouping, collapsed) {
	grouping = typeof grouping !== 'undefined' ? grouping : true;
	collapsed = typeof collapsed !== 'undefined' ? collapsed : false;

	Handler.call(this, level);

	this._grouping = grouping;
	this._groupMethod = collapsed ? 'groupCollapsed' : 'group';
	this._openGroup = '';
}
function ConsoleHandler(level, grouping, collapsed) {
	grouping = typeof grouping !== 'undefined' ? grouping : true;
	collapsed = typeof collapsed !== 'undefined' ? collapsed : false;

	Handler.call(this, level);

	this._grouping = grouping;
	this._groupMethod = collapsed ? 'groupCollapsed' : 'group';
	this._openGroup = '';
}
function ConsoleHandler ( level , grouping , collapsed ) { grouping = typeof grouping !== 'undefined' ? grouping : true ; collapsed = typeof collapsed !== 'undefined' ? collapsed : false ; Handler . call ( this , level ) ; this . _grouping = grouping ; this . _groupMethod = collapsed ? 'groupCollapsed' : 'group' ; this . _openGroup = '' ; }
Console handler.

@constructor ConsoleHandler
@extends Handler
@param {number} [level]
@param {boolean} [grouping=true]
@param {boolean} [collapsed=false]
Console handler .