vb.net - Remove first 7 chars from every items in a listbox -

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an example of item be:

title1=hello!

i need remove first 7 characters make it:

hello!

i have tried code, not working:

listbox.items.item(1).remove(0, 7) 

    each in listbox1.items         = (strreverse(strreverse(i).remove(7)))     next

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