二师兄他师哥 variable pa="12d18m16.3155556s",a0=3
variable a=split(pa,"m")
variable m=split(a[size(a)[0]-1],"s")
variable b1=m[0]
variable b2=evaluate(b1)
variable b3=round(b2,a0)
variable b=to_string(b3)
variable new_pa=strsub(pa,0,strlen(pa)-1-strlen(b1))+b+"s"
return new_pa
variable a=split(pa,"m")
variable m=split(a[size(a)[0]-1],"s")
variable b1=m[0]
variable b2=evaluate(b1)
variable b3=round(b2,a0)
variable b=to_string(b3)
variable new_pa=strsub(pa,0,strlen(pa)-1-strlen(b1))+b+"s"
return new_pa
