Is it a good idea to tell a guy you need some space for yourself?

Is it a good idea to tell a guy you need some space? Also for him to have some space too to rethink things? I know I’ll miss him but I need at least a couple days with out talking to recharge and to figure out my feelings and if I’m ok not talking to him

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And if he cares do you think he would at least send a simple text to see if I’m ok? Because I know I would
Is it a good idea to tell a guy you need some space for yourself?
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