How does Yi language get the source code of a web page and display it?

. Support library? regular expression

. Support library? internet

. Support library? Infarction extension

. Subroutine? _ button 1_ was clicked.

. Local variables? Web page text, text type

. Local variables? Expression,? regular expression

. Local variables? Search results? Search results? ,? "0"

. Local variables? Counting variables,? integer

. Local variables? Words? Text type

Web page text? =? Send text messages? (HTTP reading files? (Edit box 1. Content))

Web page text? =? Subtext substitution? (webpage text,? # Quotes,? "'",? 0,? ,? True)

Web page text? =? Make it lowercase? (Web text)

Transparent label 1. Title? =? Take the middle text? (webpage text,? "< title >,? “& lt/title >)

expression Create? (“meta？ (.*? )>,? False)

Search results? =? expression Search all? (Web text)

. Calculate the cycle first? (take the number of array members? (search results),? Count variable)

Words? =? Search results? [Variable ranking]. Take the matching text? (webpage text,? 1,? )

. Has the trial started? (looking for a text? (text,? " name='keywords ' "，？ 1,? False)? >? 0)

Transparent label 2. Title? =? Take the middle text? (text,? " content= ' "，？ '")

Judge? (looking for a text? (text,? " name='description ' "，？ 1,? False)? >? 0)

Transparent label 3. Title? =? Take the middle text? (text,? " content= ' "，？ '")

. default

The trial is over

Is the cycle over? ()

. Subroutine? Take intermediate text, text type

. Parameters? Full text, text type

. Parameters? Wen Zuo, text type

. Parameters? Right text,? Text type

. Local variables? Location,? integer

. Local variables? Total length,? integer

. Local variables? Words? Text type

Total length? =? Take the text length? (Full text)

Location? =? Looking for words? (Full text,? Wen Zuo? False)

What if it's true? (location?