One liner to convert a long fasta-file into many separate single fasta sequences

Taken from the Biostar post: https://www.biostars.org/p/105388/


while read line; do if [[ ${line:0:1} == '>' ]]; then outfile=${line#>}.fa; echo $line > $outfile; else echo $line >> $outfile; fi; done < combined_kpneumoniae.tfa