regex101: HTML tag search

Pro

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Group 1(/?[BIT)(html)(body)(title)(head)]+)

/?optionally matches the literal / (47₁₀ / 57₈ / 2F₁₆)

Character Class[BIT)(html)(body)(title)(head)]+

+matches at least one character from the set below:

Bthe literal B (66₁₀ / 102₈ / 42₁₆) (case insensitive)

Ithe literal I (73₁₀ / 111₈ / 49₁₆) (case insensitive)

Tthe literal T (84₁₀ / 124₈ / 54₁₆) (case insensitive)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

(the literal ( (40₁₀ / 50₈ / 28₁₆)

hthe literal h (104₁₀ / 150₈ / 68₁₆) (case insensitive)

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case insensitive)

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case insensitive)

lthe literal l (108₁₀ / 154₈ / 6C₁₆) (case insensitive)

bthe literal b (98₁₀ / 142₈ / 62₁₆) (case insensitive)

othe literal o (111₁₀ / 157₈ / 6F₁₆) (case insensitive)

dthe literal d (100₁₀ / 144₈ / 64₁₆) (case insensitive)

ythe literal y (121₁₀ / 171₈ / 79₁₆) (case insensitive)

ithe literal i (105₁₀ / 151₈ / 69₁₆) (case insensitive)

ethe literal e (101₁₀ / 145₈ / 65₁₆) (case insensitive)

athe literal a (97₁₀ / 141₈ / 61₁₆) (case insensitive)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

25 tokens

Regular Expression

<(/?[BIT)(html)(body)(title)(head)]+)>

New

Native object recogition <B>is much better</B> then other types. Or <I>is in italic</I> and not in <B>bold</B> types <b>face</b>. 


<!DOCTYPE HTML>
<html>
<head>
<title>Title of the document</title>
</head>

<body>
The content of the document......
</body>

</html>

Substitution

Native object recogition <B>is much better</B> then other types. Or <I>is in italic</I> and not in <B>bold</B> types <b>face</b>. 


<!DOCTYPE HTML>
<html>
<head>
<title>Title of the document</title>
</head>

<body>
The content of the document......
</body>

</html>