Create a new method If it’s a digit then return the double c – cos ; t – tan ; s – sin index +=4 (jump over 4 chars, 3 from trigfunction name and 1 is the open parenthesis) Jump over the closing parenthesis (but make sure the index is not equal to expr length) Round the result Thanks for watching! SUBSCRIBE or I won’t upload videos anymore!

what is the syntax for cos , sin and tan in visual basic, tanx.