Markdown skill tree (7): separator and reference

Markdown The skill tree （7）： Separator and reference

You can use three or more in a row *、-、_ To create a separation line , There can't be anything else in the line . You can also insert a blank space between the asterisks . Each of the following can be used to create a separator line ：

Separation line 1 * * *

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Separation line 2 ***

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Separation line 3 *****

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Separation line 4 ---

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Separation line 5 ________

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quote

Markdown Use email Block reference in the form of , We add... At the beginning of each line of content to be quoted > , You can go to Markdown Create a block reference in the document ：

Perl The inventor of language Larry Wall say , Good programmers have 3 A virtue ： lazy 、 Impatience and arrogance (Laziness, Impatience and hubris).

lazy , It will make you make great efforts to avoid consuming too much energy . It urges you to write energy-saving programs , At the same time, others can use them . For this you will write perfect documentation , To avoid being asked too many questions .
Impatience , When you find that computers lazily don't give results . So you write better code , Can really solve the problem as soon as possible . At least it looks like this .
Arrogant , Extremely confident , To give you the confidence to write ( Or maintenance ) Procedures that no one else can fault .

> Perl The inventor of language Larry Wall say , Good programmers have 3 A virtue ：  lazy 、 Impatience and arrogance (Laziness, Impatience and hubris).
> 
>  lazy , It will make you make great efforts to avoid consuming too much energy . It urges you to write energy-saving programs , At the same time, others can use them . For this you will write perfect documentation , To avoid being asked too many questions .
>  Impatience , When you find that computers lazily don't give results . So you write better code , Can really solve the problem as soon as possible . At least it looks like this .
>  Arrogant , Extremely confident , To give you the confidence to write ( Or maintenance ) Procedures that no one else can fault .

Markdown It is also allowed to add... Only at the beginning of the first line of the entire paragraph > ：

Perl The inventor of language Larry Wall say , Good programmers have 3 A virtue ： lazy 、 Impatience and arrogance (Laziness, Impatience and hubris).

lazy , It will make you make great efforts to avoid consuming too much energy . It urges you to write energy-saving programs , At the same time, others can use them . For this you will write perfect documentation , To avoid being asked too many questions .
Impatience , When you find that computers lazily don't give results . So you write better code , Can really solve the problem as soon as possible . At least it looks like this .
Arrogant , Extremely confident , To give you the confidence to write ( Or maintenance ) Procedures that no one else can fault .

> Perl The inventor of language Larry Wall say , Good programmers have 3 A virtue ：  lazy 、 Impatience and arrogance (Laziness, Impatience and hubris).
> 
>  lazy , It will make you make great efforts to avoid consuming too much energy . It urges you to write energy-saving programs , At the same time, others can use them . For this you will write perfect documentation , To avoid being asked too many questions .
 Impatience , When you find that computers lazily don't give results . So you write better code , Can really solve the problem as soon as possible . At least it looks like this .
 Arrogant , Extremely confident , To give you the confidence to write ( Or maintenance ) Procedures that no one else can fault .

Block references can have levels （ for example ： References within references ）, Just add different numbers according to the level > ：

Perl The inventor of language Larry Wall say , Good programmers have 3 A virtue ： lazy 、 Impatience and arrogance (Laziness, Impatience and hubris).

Programmers have three virtues ： lazy , Impatience and arrogance . ——Larry Wall

lazy , It will make you make great efforts to avoid consuming too much energy . It urges you to write energy-saving programs , At the same time, others can use them . For this you will write perfect documentation , To avoid being asked too many questions .
Impatience , When you find that computers lazily don't give results . So you write better code , Can really solve the problem as soon as possible . At least it looks like this .
Arrogant , Extremely confident , To give you the confidence to write ( Or maintenance ) Procedures that no one else can fault .

> Perl The inventor of language Larry Wall say , Good programmers have 3 A virtue ：  lazy 、 Impatience and arrogance (Laziness, Impatience and hubris).
>
> >  Programmers have three virtues ： lazy , Impatience and arrogance . —— **Larry Wall**
>
>  lazy , It will make you make great efforts to avoid consuming too much energy . It urges you to write energy-saving programs , At the same time, others can use them . For this you will write perfect documentation , To avoid being asked too many questions .
 Impatience , When you find that computers lazily don't give results . So you write better code , Can really solve the problem as soon as possible . At least it looks like this .
 Arrogant , Extremely confident , To give you the confidence to write ( Or maintenance ) Procedures that no one else can fault .
>

Other... Can also be used within the referenced block Markdown grammar , Including the title 、 list 、 Code block, etc ：

Three virtues of programmers

1. lazy
2. Impatience
3. Arrogant

Here is an example of the code :

return shell_exec("echo $input | $markdown_script");

> ##  Three virtues of programmers 
> 
> 1.  lazy 
> 2.  Impatience 
> 3.  Arrogant 
> 
>  Here is an example of the code :
> 
>     return shell_exec("echo $input | $markdown_script");

Summary

Let's review Separator and reference The knowledge of it ：

1. You can use three or more in a row *、-、_ To create a separation line
2. There must be nothing else in the separator line , But you can insert a blank space between the asterisks
3. Add... At the beginning of each line of content to be referenced > , You can go to Markdown Create a block reference in the document