我就廢話不多說了，大家還是直接看代碼吧~

實(shí)例

imos=# select ‘hello’ ~ ‘[u2e80-ua4cf]|[uf900-ufaff]|[ufe30-ufe4f]’;
?column?
———-
f
(1 row)
imos=#
imos=# select ‘hello中國’ ~ ‘[u2e80-ua4cf]|[uf900-ufaff]|[ufe30-ufe4f]’;
?column?
———-
t
(1 row)