2
我有一個數據幀中的每個單元功能可按其看起來像這樣r使用在數據幀
> dput(tes)
structure(list(path = structure(1:6, .Label = c("1893-chicago-fair",
"1960s-afghanistan", "1970s-iran", "1980s-new-york", "20-bizarre-vintage-ads",
"20-bizarre-vintage-ads?utm_campaign=6678&utm_medium=rpages&utm_source=Facebook&utm_term=1e8e704f7b587515c72e6cf7895d55fd110b652c480d98c1440f0a7acba5fb0e",
"20-photos-segregation-america-show-far-weve-come-much-farther-go",
"7-bizarre-cultural-practices", "7-creepy-abandoned-cities?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=4015a7368b588ff09694c96ba720c58f4e7f41a05b4181908b582bae682bef5e",
"a-brief-history-of-hippies", "abandoned-photographs", "albert-kahn",
"amazing-facts", "american-bison-extinction-1800s", "american-english-vs-british-english",
"andre-the-giant-photos", "andre-the-giant-photos??utm_source=facebook&sr_source=lift_facebook&utm_campaign=simplereach_andre-the-giant-photos&utm_medium=social",
"andre-the-giant-photos?grvVariant=d27feef0bfad84d60f335d3a8d241d9e",
"andre-the-giant-photos?grvVariant=d27feef0bfad84d60f335d3a8d241d9e&utm_campaign=gravityus2_142deb68f67fb1a99e7b80250fecc932&utm_medium=referral&utm_source=gravity",
"andre-the-giant-photos?grvVariant=d27feef0bfad84d60f335d3a8d241d9e&utm_campaign=gravityus2_16d63cf07ecf656f602b2d6b209344f7&utm_medium=referral&utm_source=gravity",
"andre-the-giant-photos?grvVariant=d27feef0bfad84d60f335d3a8d241d9e&utm_campaign=gravityus2_713050ecffc51540af02b2246ddf57dd&utm_medium=referral&utm_source=gravity",
"andre-the-giant-photos?grvVariant=d27feef0bfad84d60f335d3a8d241d9e&utm_campaign=gravityus2_c5bb3bc5e9408e0ad52ec9e787bd8654&utm_medium=referral&utm_source=gravity",
"andre-the-giant-photos?sr_source=lift_facebook&utm_campaign=simplereach_andre-the-giant-photos&utm_medium=social&utm_source=facebook",
"astounding-aerial-photography", "astounding-aerial-photography?utm_campaign=7002&utm_medium=rpages&utm_source=Facebook&utm_term=38e9e903d9ba59106d8b4d19be593f3de7ff8b91b12eafa03f2e382228f7b0d1",
"august-landmesser", "ben-franklin", "best-all-that-is-interesting-articles",
"bigfoot-facts", "celebrity-school-photos?grvVariant=82c0ce57a33dfd0209bdefc878665de0&utm_campaign=gravityus2_bc8646aefd6d0a16af03d7caf248f226&utm_medium=referral&utm_source=gravity",
"coolest-mushrooms?utm_campaign=taboolaINTL&utm_medium=referral&utm_source=taboola",
"craziest-ways-drugs-smuggled", "creepy-halloween-costumes",
"danakil-depression", "dark-john-lennon-quotes", "david-bowie-quotes",
"days-in-groundhog-day", "death-photos", "death-photos?utm_campaign=taboolaINTL&utm_medium=referral&utm_source=taboola",
"dr-seuss-quotes", "dream-chaser-spacecraft", "dust-bowl", "earth-two-planets",
"eixample-barcelona", "email-to-space", "evil-science-experiments",
"famous-incest", "famous-spies", "fun-facts-trivia", "golden-age-air-travel?utm_campaign=taboolaINTL&utm_medium=referral&utm_source=taboola",
"gross-foods", "gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=106965c54919c24bf37356500ec50f0709b1de621d6950bb4c5d48759ea3677e",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=184e0ee39e66af82f9b124b904f6e07964b211e902cb0dc00c28771ff46163a2",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=1a0ddea7bed770d5473c45e9f8d81dfd0c4fdd232f207c6b88b53c41ff220c59",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=538659f1fc53f28d2c87b93ac73973681c1a46a04954964ab6c52ed1ab09b33a",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=87caf0acb91ae2b202f1b00ad9eaad3fef20bbfb23405b9047fb2b5a5462ab9c",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=91eae42c8fc9568103d46e0b6b6ec08fc34fd68b2e1918ffe2333ec73035c95a",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=a72946874b2003a8e40635c6cf10c851d4e1c0ed45e645d69663214239550602",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=ab594f0a1be002c8c3db297e8d33b04678af40e6a6469ac815884ae0a014b3a3",
"gross-foods?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=fb1e333dd58cb7bb9251ec52290aae21771149f73e083440047068a69aaeae09",
"hilarious-insults", "hippie-communes", "hippie-communes?grvVariant=fda07538efb1c25617f7cc3d09c37c79",
"hippie-communes?grvVariant=fda07538efb1c25617f7cc3d09c37c79&utm_campaign=gravityus2_e3cd42d4745768460dab4694a972fd82&utm_medium=referral&utm_source=gravity",
"hippie-communes?pp=0", "history-of-the-vibrator", "history-of-the-vibrator?utm_campaign=whfbpd&utm_medium=social&utm_source=facebook",
"homosexuality-norm", "hunger-games-facts?utm_campaign=6905&utm_medium=rpages&utm_source=Facebook&utm_term=1a9e42ac8abb6ffa90bf0542206505e74d3df12114a2c4445527fb2b88ef8880",
"influential-photographs", "ingeniously-creative-ads", "insane-cults",
"insane-rulers", "inspirational-quotes", "inspirational-quotes?utm_medium=referral&utm_source=taboolainternal",
"interesting-facts-about-the-world", "interesting-quotes", "krokodil",
"making-a-murderer-theories", "maya-angelou-greatest-quotes",
"medieval-torture-devices", "milky-way-colorado", "montreal-metro",
"most-popular-female-names-in-america", "neil-degrasse-tyson-tweets",
"new-york-city-cinemagraphs", "new-york-subways-1980s", "north-korea-photographs",
"north-korea-photographs?utm_campaign=taboolaINTL&utm_medium=referral&utm_source=taboola",
"north-korea-photographs?utm_medium=referral&utm_source=taboolainternal",
"obama-aging", "pablo-escobar", "pablo-escobar??utm_source=facebook",
"pablo-escobar??utm_source=facebook&sr_source=lift_facebook&utm_campaign=simplereach_pablo-escobar&utm_medium=social",
"pablo-escobar?utm_campaign=whfbpd&utm_medium=social&utm_source=facebook",
"panda-facts", "photo-of-the-day-nasa-releases-crystal-clear-image-of-pluto",
"pollution-in-china-photographs", "pollution-in-china-photographs?utm_campaign=3434&utm_medium=rpages&utm_source=Facebook&utm_term=1a0ddea7bed770d5473c45e9f8d81dfd0c4fdd232f207c6b88b53c41ff220c59",
"pollution-in-china-photographs?utm_campaign=3434&utm_medium=rpages&utm_source=Facebook&utm_term=e28a76c1572c36c3a13965e52b4b2ea10518eb9f9c79c4bc84cfb85db16be81e",
"pollution-in-china-photographs?utm_campaign=6806&utm_medium=rpages&utm_source=Facebook&utm_term=1a0ddea7bed770d5473c45e9f8d81dfd0c4fdd232f207c6b88b53c41ff220c59",
"pollution-in-china-photographs?utm_campaign=7048&utm_medium=rpages&utm_source=Facebook&utm_term=2ef4bd7b6cd587601d6eeb35925282a1ed095ebbd4e9e4c0337ef868c7de7a0b",
"pollution-in-china-photographs?utm_campaign=7458&utm_medium=rpages&utm_source=Facebook&utm_term=b9e79a51cd4daf4c3ec02accce75b3e1fc9a22cb3133460c9c32a4f2f9cdb68c",
"powerful-photos-of-2014", "real-x-files", "romanovs-last-days",
"science-of-human-decay", "scientific-discoveries-2015", "scully-effect",
"serial-killer-quotes", "shah-iran", "six-of-the-craziest-gods-in-mythology",
"space-facts", "sun-facts", "sunken-cities", "sunken-ships",
"super-bowl-i-facts", "superhero-movies", "surreal-places", "syrian-civil-war-photographs",
"the-five-greatest-mysteries-of-human-history", "the-four-most-important-battles-of-ancient-greece",
"the-most-colorful-cities-in-the-world", "titanic-facts", "titanic-facts?utm_campaign=6385&utm_medium=rpages&utm_source=Facebook&utm_term=f5905e878216d14e20457ee3265caf6c10022d9545609edfb9a3cb0642c1a310",
"titanic-facts?utm_campaign=6899&utm_medium=rpages&utm_source=Facebook&utm_term=b9e79a51cd4daf4c3ec02accce75b3e1fc9a22cb3133460c9c32a4f2f9cdb68c",
"titanic-facts?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=106965c54919c24bf37356500ec50f0709b1de621d6950bb4c5d48759ea3677e",
"titanic-facts?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=538659f1fc53f28d2c87b93ac73973681c1a46a04954964ab6c52ed1ab09b33a",
"titanic-facts?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=91eae42c8fc9568103d46e0b6b6ec08fc34fd68b2e1918ffe2333ec73035c95a",
"titanic-facts?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=ab594f0a1be002c8c3db297e8d33b04678af40e6a6469ac815884ae0a014b3a3",
"titanic-facts?utm_campaign=6928&utm_medium=rpages&utm_source=Facebook&utm_term=d1864657a05e5b716bb5cb16a29f068a55652eb39fb669ea9c22a6486198f227",
"titanic-facts?utm_campaign=7292&utm_medium=rpages&utm_source=Facebook&utm_term=f5905e878216d14e20457ee3265caf6c10022d9545609edfb9a3cb0642c1a310",
"us-veterans-portraits", "vintage-disneyland", "wall-street-early-20th-century",
"what-we-love-this-week-the-incredible-last-words-of-famous-historical-figures",
"woodstock-photos", "zombie-proof-house"), class = "factor"),
`0089` = c(0, 0, 0, 0, 0, 1), `0096` = c(0, 0, 0, 0, 0, 0
), `02` = c(0, 0, 0, 0, 0, 0), `0215` = c(0, 0, 0, 0, 0,
0), `0225` = c(0, 0, 0, 0, 0, 0), `0252` = c(0, 0, 0, 0,
0, 0), `0271` = c(0, 0, 0, 0, 0, 0), `0272` = c(0, 0, 0,
0, 0, 0), `03` = c(0, 0, 0, 0, 1, 1)), .Names = c("path",
"0089", "0096", "02", "0215", "0225", "0252", "0271", "0272",
"03"), row.names = c(NA, 6L), class = "data.frame")
和我需要應用分鐘（X，1）函數，使得該函數在掃描每個值數據幀（不是數字的第一列除外）並返回min（x，1）。這樣我只有零和一個。 我曾嘗試過：
f <- function(x) min(1,x)
res1<-do.call(f,tes[,2:ncol(tes)])
但這並沒有輸出正確的結果。 任何幫助aapreciated
你期望得到？ – AlexR
'應用（tes [-1]，1：2，f）' - 索引1：2對行和列應用f，但也許'sign（tes [-1]）'作用 – user2957945