What is the use of <!DOCTYPE> tag?
See these https://en.m.wikipedia.org/wiki/Document_type_declaration https://stackoverflow.com/questions/414891/what-is-doctype https://www.sololearn.com/discuss/172624/?ref=app https://www.sololearn.com/discuss/254171/?ref=app https://www.sololearn.com/discuss/1388028/?ref=app https://www.sololearn.com/discuss/1899685/?ref=app https://www.sololearn.com/discuss/470075/?ref=app https://www.sololearn.com/discuss/895904/?ref=app https://www.sololearn.com/discuss/1499896/?ref=app https://www.sololearn.com/discuss/822818/?ref=app
It is the root of any html script and it is always there
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Please help me with HTML
Hash in python
Unable to overload +
Package of the Java
What is the mistake here?