Remove space at specific index

MIT App Inventor Help
1

If i take a input from a user with textbox, then i want to remove space in the end of input.

eg - Mayank
after the above word there is space.

is there a way to remove it??

Thank You

2

Text trim

4

but it will remove all the spaces

i just want to remove the space at the end if any

5

Incorrect

image

6

okk thank you

7

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