Regarding tokeniztion of string

#1

I have a problem in the code for this command
“char *s = strtok((char *)str.c_str(),” “);”

here sir has used c_str() , pointers. I am not able to understand what sir I trying to tell us through this command

#2

c_str() is used to convert a string into character array
formore details you can check Documentation

i hope this help
if you have more doubts regarding this feel free to ask
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