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< title > découper un fichier par mots clés< / title >
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< a href = "/Scratch/en/blog/2010-02-18-split-a-file-by-keyword/" onclick = "setLanguage('en')" > in English< / a >
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découper un fichier par mots clés
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< p > Assez bizarrement, je n’ ai trouvé aucun outil UNIX pour découper un fichier par mot clé.
Alors j’ en ai fait un en < code > awk< / code > . Je le met ici principalement pour moi, mais ça peut toujours servir à quelqu’ un d’ autre.
Le code suivant découpe un fichier pour chacune de ses ligne contenant le mot < code > UTC< / code > .< / p >
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< span class = "Comment" > < span class = "Comment" > #< / span > !/usr/bin/env awk< / span >
< span class = "Entity" > BEGIN< / span > {i=0;}
< span class = "StringRegexp" > < span class = "StringRegexp" > /< / span > UTC< span class = "StringRegexp" > /< / span > < / span > {
i+=1;
FIC=< span class = "SupportFunction" > sprintf< / span > (< span class = "String" > < span class = "String" > " < / span > fic.%03d< span class = "String" > " < / span > < / span > ,i);
}
{< span class = "SupportFunction" > print< / span > < span class = "Variable" > < span class = "Variable" > $< / span > 0< / span > > > FIC}
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< p > En réalité, j’ avais besoin de cet outils pour avoir un fichier par jour. Chaque ligne contenant UTC ayant le format suivant :< / p >
< pre class = "twilight" >
Mon Dec 7 10:32:30 UTC 2009
< / pre >
< p > J’ en suis finallement arrivé au code suivant :< / p >
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< span class = "Comment" > < span class = "Comment" > #< / span > !/usr/bin/env awk< / span >
< span class = "Entity" > BEGIN< / span > {i=0;}
< span class = "StringRegexp" > < span class = "StringRegexp" > /< / span > UTC< span class = "StringRegexp" > /< / span > < / span > {
date=< span class = "Variable" > < span class = "Variable" > $< / span > 1< / span > < span class = "Variable" > < span class = "Variable" > $< / span > 2< / span > < span class = "Variable" > < span class = "Variable" > $< / span > 3< / span > ;
< span class = "Keyword" > if< / span > ( date != olddate ) {
olddate=date;
i+=1;
FIC=< span class = "SupportFunction" > sprintf< / span > (< span class = "String" > < span class = "String" > " < / span > fic.%03d< span class = "String" > " < / span > < / span > ,i);
}
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{< span class = "SupportFunction" > print< / span > < span class = "Variable" > < span class = "Variable" > $< / span > 0< / span > > > FIC}
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< a href = "/Scratch/fr/blog/2010-02-16-All-but-something-regexp--2-/" > < span class = "nicer" > «< / span > Tout sauf quelquechose en expression régulière.< / a >
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< a href = "/Scratch/fr/blog/2010-02-15-All-but-something-regexp/" > < span class = "nicer" > «< / span > Expression régulière pour tout sauf quelquechose< / a >
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< a href = "/Scratch/fr/blog/2010-01-12-antialias-font-in-Firefox-under-Ubuntu/" > < span class = "nicer" > «< / span > Fontes adoucies sous Ubuntu Firefox< / a >
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articles suivants
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< a href = "/Scratch/fr/blog/2010-02-23-When-regexp-is-not-the-best-solution/" > Quand se passer des expressions régulières ? < span class = "nicer" > »< / span > < / a >
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< a href = "/Scratch/fr/blog/2010-03-22-Git-Tips/" > Astuces Git < span class = "nicer" > »< / span > < / a >
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< a href = "/Scratch/fr/blog/2010-03-23-Encapsulate-git/" > Encapsuler git < span class = "nicer" > »< / span > < / a >
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Écrit le : 18/02/2010
modifié le : 09/05/2010
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