Windows Phone operating system has supported copy and paste functionality, like forever. It was there from the day one and has been implemented wonderfully into the operating system.
Tap a word, drag the circles before and after the word to highlight the section you want to copy, and tap “copy icon” . To paste the text, tap “paste icon”. Some more similar stuff you can do on your phone.
Please note that you cannot “cut” on a windows phone.
Add an accent to a character: Tap and hold the character, and tap the accented character.
Delete a character: Tap the backspace key.
Switch between the writing languages: Tap the language key repeatedly until the language you want is shown. The language key is only shown when more than one language is selected.
Move the cursor: Tap and hold the text until you see the cursor. Without lifting your finger, drag the cursor to the place you want.