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TAIMOOR ALIROLL.NOBITM-F14-046
META TAG
<html><head><title>Meta Refresh Example</title><meta http-equiv="refresh"
content="5;url=/html_5/tags/html_meta_tag_example.cfm" />
</head><body style="background-color:red;"><p>o baba wait 5 mint...</p></body></html>
HTML <optgroup> TagThe <optgroup> is used to group related options in a drop-down list.
If you have a long list of options, groups of related options are easier to handle for a user.
<!DOCTYPE html><html><body>
<select> <optgroup label="computer Teacher"> <option value="sir Hafeez">sir Hafeez</option> <option value="sir Asgar">sir Asgar</option> <option value="sir shahzad">sir shahzad</option> <option value="sir zahid">sir zahid</option> <option value="sir waleed">sir waleed</option> </optgroup> <optgroup label="other teacher"> <option value="sir inam">sir inam</option> <option value="sir zeeshan">sir zeeshan</option> <option value="sir atif">sir atif</option> </optgroup></select> </body></html>
<!DOCTYPE html><html><body>
<form> <fieldset> <legend>Personalia:</legend> Name: <input type="text"><br> Email: <input type="text"><br> Date of birth: <input type="text"> </fieldset></form>
</body></html>
<!DOCTYPE html><html><body>
<form> <legend>Personalia:</legend> Name: <input type="text"><br> Email: <input type="text"><br> Date of birth: <input type="text"> </form>
</body></html>
![[Basic HTML/CSS] 1. html - basic tags](https://img.dokumen.tips/doc/110x75/58ce75c41a28abdc578b67db/basic-htmlcss-1-html-basic-tags.jpg?t=1685752039)
