ไปก่อนอักขระจากข้อความภาษา haskelllanguage

รหัสตัวอย่าง

1
0

ไปก่อนอักขระจากข้อความภาษา haskelllanguage

Prelude> take 1 "hello"
"h"
Prelude> take 1 ""
""
Prelude> head "hello"
'h'
Prelude> head ""
*** Exception: Prelude.head: empty list

หน้าคล้ายกัน

คล้ายกันหน้ากับตัวอย่าง

ในภาษาอื่นๆ

หน้านี้อยู่ในภาษาอื่นๆ

Русский
..................................................................................................................
English
..................................................................................................................
Italiano
..................................................................................................................
Polski
..................................................................................................................
Română
..................................................................................................................
한국어
..................................................................................................................
हिन्दी
..................................................................................................................
Français
..................................................................................................................
Türk
..................................................................................................................
Česk
..................................................................................................................
Português
..................................................................................................................
中文
..................................................................................................................
Español
..................................................................................................................
Slovenský
..................................................................................................................
Балгарскі
..................................................................................................................
Íslensk
..................................................................................................................