Explanation:
An identifier is the name of a program or the names of the variables, classes, methods, namespaces or interfaces within a program that are used to identify the relevant data/info.
Typically, identifiers must start with a letter (no numbers) and must not have any spaces in them, it should indicate the meaning and usage of the element being referred and i t cannot have more than 511 characters.
An example is:
<em>int money;
</em>
<em>double accountBalance;</em>
Where money and accountBalance are the identifiers.
I hope you find this information useful and interesting! Good luck!
