c strings - How to get length of a CString (UTF8String)in Swift? -


i having cstring

let parametercstring = (parameter nsstring).utf8string

now want find length of parametercstring want use 

let utf8parameter  = nsdata(bytes: parametercstring, length: )

and means same 

let utf8parameter:nsdata = parameter.datausingencoding(nsutf8stringencoding, allowlossyconversion: false)!

you can use strlen() function.

let astring:string = "mystring" let acstring = astring.cstringusingencoding(nsutf8stringencoding) let length = strlen(acstring)// returns uint let utf8parameter = nsdata(bytes: acstring, length: length)

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