Which is an example of informal language

"Hey, what's up?"

An example of informal language is:

"Hey dude, wanna grab some grub later?"

In this sentence, "dude" and "grub" are informal terms for "person" and "food."

An example of informal language is:

"Hey, what's up? Wanna hang out later?"

To find examples of informal language, you can look for conversational speech, colloquialisms, slang, or casual expressions, which are typically used in informal settings and among friends or peers. Informal language tends to be more relaxed, less formal, and may often break grammar or punctuation rules. It is important to note that the use of informal language differs based on the cultural context and the social setting in which it is used.