Regular Expressions 101

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`
(?s)href="(.*?)"\s+class="modal\-embedded"\s+data\-target=".*?">Servidor\s+(.*?)<\/a
`
gm
(?s)
match the remainder of the pattern with the following effective flags: gms
s modifier: single line. Dot matches newline characters
href=" matches the characters href=" literally (case sensitive)
1st Capturing Group
(.*?)
.*?
matches any character
*? Quantifier — Matches between zero and unlimited times, as few times as possible, expanding as needed (lazy)
" matches the character " literally (case sensitive)
\s+
matches any whitespace character (equal to [\r\n\t\f\v ])
+ Quantifier — Matches between one and unlimited times, as many times as possible, giving back as needed (greedy)
class="modal matches the characters class="modal literally (case sensitive)
\- matches the character - literally (case sensitive)
embedded" matches the characters embedded" literally (case sensitive)
\s+
matches any whitespace character (equal to [\r\n\t\f\v ])
+ Quantifier — Matches between one and unlimited times, as many times as possible, giving back as needed (greedy)
data matches the characters data literally (case sensitive)
\- matches the character - literally (case sensitive)
target=" matches the characters target=" literally (case sensitive)
.*?
matches any character
">Servidor matches the characters ">Servidor literally (case sensitive)
\s+
matches any whitespace character (equal to [\r\n\t\f\v ])
2nd Capturing Group
(.*?)
< matches the character < literally (case sensitive)
\/ matches the character / literally (case sensitive)
a matches the character a literally (case sensitive)
Global pattern flags
g modifier: global. All matches (don't return after first match)
m modifier: multi line. Causes ^ and $ to match the begin/end of each line (not only begin/end of string)
Your regular expression does not match the subject string.

Regular Expression
No Match

`
`
gm

Test String