使用unix将文本文件中的所有空格替换为下划线

ippsafx7 于 2022-11-23 发布在 Unix

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如果这是一个重复的问题，很抱歉;我对unix很绿色。
我有几个（n = 12）文本文件，其中包含空格的第一列，应全部改为下划线。文件的系统发育ID和计数在不同的样本，见下面的例子。

phylodist   all_Tg_3300056613   all_Tg_3300056890   all_Tg_3300057214   all_Tg_3300057270   all_Tg_3300057271
Archaea;Candidatus Diapherotrites;unclassified Candidatus Diapherotrites;unclassified Candidatus Diapherotrites;unclassified Candidatus Diapherotrites;Candidatus Iainarchaeum;Candidatus Iainarchaeum andersonii;Candidatus Iainarchaeum andersonii SCGC AAA011-E11 (contamination screened)   5.91123918323401        12.3266217289478        2.01841255189448        0   0
Archaea;Candidatus Korarchaeota;unclassified Candidatus Korarchaeota;unclassified Candidatus Korarchaeota;unclassified Candidatus Korarchaeota;Candidatus Korarchaeum;Candidatus Korarchaeum cryptofilum;Candidatus Korarchaeum cryptofilum OPF8        419.386679750923        502.442103336035        446.524450581103    0   0
Archaea;Candidatus Micrarchaeota;unclassified Candidatus Micrarchaeota;unclassified Candidatus Micrarchaeota;unclassified Candidatus Micrarchaeota;Candidatus Mancarchaeum;Candidatus Mancarchaeum acidiphilum;Candidatus Mancarchaeum acidiphilum Mia14        7.5272438877384 4.95622132293645        0   0   0
Archaea;Candidatus Thermoplasmatota;Candidatus Poseidoniia;Candidatus Poseidoniales;unclassified Candidatus Poseidoniales;unclassified Candidatus Poseidoniales;uncultured Candidatus Poseidoniales archaeon;Candidatus Poseidoniales archaeon AHCG     5.15021284928401        6.49674226828345        0   0   0

我的目标是将文件作为DESeq 2对象上传到R，中间用“;“。处理所有文件的简单方法是什么？

unix

来源：https://stackoverflow.com/questions/74536826/replacing-all-spaces-with-underscores-in-a-text-file-with-unix