./fastq-multx/fastq-multx -B barcode.txt -m 1 -b itaq.2.fastq itaq.1.fastq -o %.R1.fastq -o %.R2.fastq # 合并两次拆分的结果 mkdir fastq_multx_output for i in `ls fastq_multx_output-1/itaq*.R1.fastq`; do a=${i/.R1.fast