English grammar can be learned in a number of ways but usually it is acknowledged that the quickest way to learn it is within a classroom or teaching arena, where you will be formally taught English grammar.
However, this is often a luxury in terms of time and expense that some people simply cannot afford. But if you are brave enough to learn English as a language, then you should also be brave enough to learn the grammar online.
There are various options. Online there are various packages available as well as grammar checkers, grammar applications and grammar software programmes. You can also find grammar exercises, as well as grammar worksheets.
All of these will help you to come to terms with the grammar and structure of the English language and should be viewed as very useful tools, since they can help take you through the process of learning grammar in quite a methodical way.
Grammar checkers can also be used to identify where you have gone wrong and so you can easily spot errors in your grammar and then work with the checker to rectify them.
But it is important to use these tools as just that, they can help you, guide you and be of enormous benefit, but you need to be willing to learn from them and ensure that any errors are not simply repeated. The grammar worksheets and exercises can really help take you through the various levels of learning grammar and then a grammar checker can help just to ensure that pieces of work are error free.