How can write '<' in HTML tag?

Question

I wanna write text between of a tag that it should have < . but I can write it

for example

<div class="SampleDiv">Text1<Text2<Text3</div>

How can fix this problem?

Answer 1

You need to read about HTML entities. In this case, the < character should be replaced with <

Answer 2

Just use & together with #60; instead of the "<" or & together with #62 instead of the ">".