ios - Programmatically make phone call crash in swift 3 -


hello making phone call programmatically. phone number receiving end 61234567890. doesn't comes +. how open call.

self.openappurl(strurl: "tel://\(selectedemployeecontact)")  func openappurl(strurl:string) {     let myurl=url(string: strurl)     let isinstalled=uiapplication.shared.canopenurl(myurl!)     if(isinstalled)     {         if #available(ios 10.0, *) {             uiapplication.shared.open(myurl!)         } else {             uiapplication.shared.openurl(myurl!)         }     }  }

i have list of phone numbers. if number have 10 digits doesn't crash. number crashing. why not handling canopenurl. how handle properly.

please me.

you can use guard let prevent crash.

    guard let number = url(string: "tel://61234567890") else { return }     uiapplication.shared.open(number)

this code working fine more me.

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