Question

C language can the first letter of the Identifier be Underscore?

Answer 1

An identifier can be supposed the letter ( both under case and lower case letters ) , digit and under score _ only . the first letter of identifier should be either a letter or an under score. but , it is discouraged to start an identifier name with an underscore though it is legal

Answer 2

[tex]

<style>

div{

color:red;

font-family: cursive;

padding:10px;

background:#222;

}

</style>

<div>

<p>

this is an example

</p>

</div>

[tex]