Weird operator behaviour
Hi,
I have a dataset called 'fish'. fish$Species returns extract 1. When I use
fish$Species != c("CRA","PHC"), i.e. I want all species except "CRA" and
"PHC", I get extract 2 which is blatantly wrong. Can anyone see what I'm
doing wrong?
Regards,
James
EXTRACT 1
fish$Species
[1] ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ALB ATO ATO [19] ATO ATO ATO ATO ATO ATO BIG BIG BIG BIG BIG BIG BIG BIG BIG BIG BIG BIG [37] BIG BIG BWS BWS BWS BWS BWS BWS BWS BWS BWS BWS BWS BWS BWS BWS BWS CRA [55] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [73] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [91] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [109] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [127] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [145] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [163] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [181] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [199] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [217] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [235] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [253] CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA CRA [271] CRA CRA CRA CRA CRA CRA CRA CRA MAK MAK MAK MAK MAK MAK MAK MAK MAK MAK [289] MAK MAK MAK MAK MAK MOO MOO MOO MOO MOO MOO MOO MOO MOO MOO MOO MOO MOO [307] MOO MOO PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC PHC [325] PHC PHC PHC POS POS POS POS POS POS POS POS POS POS POS PTO PTO PTO PTO [343] PTO PTO PTO PTO PTO PTO PTO PTO PTO PTO PTO RBM RBM RBM RBM RBM RBM RBM [361] RBM RBM RBM RBM RBM RBM RBM RBM SKJ SKJ SKJ SKJ SKJ SKJ SKJ SKJ SKJ SKJ [379] SKJ SKJ SKJ SKJ SKJ STM STM STM STM STM STM STM STM STN STN STN STN STN [397] STN STN STN STN STN STN STN STN STN STN STN STN STN STN STN STN STN STN [415] SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO SWO TOR TOR [433] TOR TOR TOR TOR TOR TOR YFN YFN YFN YFN YFN YFN YFN YFN YFN YFN YFN YFN [451] YFN YFN YFN YFN 17 Levels: ALB ATO BIG BWS CRA MAK MOO PHC POS PTO RBM SKJ STM STN SWO ... YFN EXTRACT 2
fish$Species != c("CRA","PHC")
[1] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [13] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [25] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [37] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [49] TRUE TRUE TRUE TRUE TRUE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [61] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [73] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [85] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [97] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [109] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [121] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [133] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [145] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [157] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [169] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [181] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [193] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [205] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [217] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [229] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [241] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [253] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [265] FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE [277] FALSE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [289] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [301] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE FALSE TRUE FALSE [313] TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE TRUE FALSE [325] TRUE FALSE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [337] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [349] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [361] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [373] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [385] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [397] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [409] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [421] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [433] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE [445] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
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