isPhoneNumberThenEchoYes

isPhoneNumberThenEchoYes.sh

#!/bin/bash -e

function isPhoneNumberThenEchoYes() {
    if [[ "${1-}" =~ ^([0-9]{2}|[0-9]{3})(-| )?([0-9]{3}|[0-9]{4})(-| )?[0-9]{4}$ ]]; then
        echo yes
    else
        echo no
    fi
}

isPhoneNumberThenEchoYes "0"
isPhoneNumberThenEchoYes "a"

isPhoneNumberThenEchoYes "01012345678"
isPhoneNumberThenEchoYes "010-1234-5678"
isPhoneNumberThenEchoYes "010-12345678"
isPhoneNumberThenEchoYes "010 1234 5678"
isPhoneNumberThenEchoYes "010 123 5678"
isPhoneNumberThenEchoYes "02 123 5678"
isPhoneNumberThenEchoYes "02 1234 5678"
isPhoneNumberThenEchoYes "aa1234 5678"

결과:

[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "0"
no
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "a"
no
[root@5dbac5e8fb4e /]#
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "01012345678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "010-1234-5678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "010-12345678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "010 1234 5678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "010 123 5678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "02 123 5678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "02 1234 5678"
yes
[root@5dbac5e8fb4e /]# isPhoneNumberThenEchoYes "aa1234 5678"
no