[Vb.net] For each in a single line

[ppl2pass]

I need help on retrieving some information for a single line in textbox1.

If textbox1.text is

[1]hi[1]how are you[1]

How can you count how many "[1]" you have in the line.
So in this case you have 3.

[NextGen1]

I wrote a tutorial on String manipulation, it should be in the tutorials sticky in this section, feel free to check it out, it will help you easily understand the concept of manipulating a string and finding specific words, spaces, etc etc.