翻译https://samtools.github.io/bcftools/bcftools-man.html#expressions
有效的表达式可能包含
1, 1.0, 1e-4 "String" @file_name
+,*,-,/
== (同=), >, >=, <=, <, !=
INFO/HAYSTACK ~ "needle" INFO/HAYSTACK ~ "NEEDless/i"
(, )
&& (同&), ||, |
INFO tags: INFO/DP or DP FORMAT tags: FORMAT/DV, FMT/DV, or DV column names: FILTER, QUAL, ID, POS, REF, ALT[0]
FlagA=1 && FlagB=0