[R] long data frame selection error
jim holtman
jholtman at gmail.com
Tue Jul 15 12:06:12 CEST 2008
Seems to work fine for me. Short version is at the end:
> for (i in 4:368){
+ assign(paste("V", i, sep=''), 1:10)
+ }
> Temp <- data.frame(V4, V5, V6, V7, V8, V9, V10, V11, V12, V13, V14, V15,
+ V16, V17, V18, V19, V20, V21, V22, V23, V24, V25, V26, V27, V28, V29, V30,
+ V31, V32, V33, V34, V35, V36, V37, V38, V39, V40, V41, V42, V43, V44, V45,
+ V46, V47, V48, V49, V50, V51, V52, V53, V54, V55, V56, V57, V58, V59, V60,
+ V61, V62, V63, V64, V65, V66, V67, V68, V69, V70, V71, V72, V73, V74, V75,
+ V76, V77, V78, V79, V80, V81, V82, V83, V84, V85, V86, V87, V88, V89, V90,
+ V91, V92, V93, V94, V95, V96, V97, V98, V99, V100, V101, V102, V103, V104,
+ V105, V106, V107, V108, V109, V110, V111, V112, V113, V114, V115, V116,
+ V117, V118, V119, V120, V121, V122, V123, V124, V125, V126, V127, V128,
+ V129, V130, V131, V132, V133, V134, V135, V136, V137, V138, V139, V140,
+ V141, V142, V143, V144, V145, V146, V147, V148, V149, V150, V151, V152,
+ V153, V154, V155, V156, V157, V158, V159, V160, V161, V162, V163, V164,
+ V165, V166, V167, V168, V169, V170, V171, V172, V173, V174, V175, V176,
+ V177, V178, V179, V180, V181, V182, V183, V184, V185, V186, V187, V188,
+ V189, V190, V191, V192, V193, V194, V195, V196, V197, V198, V199, V200,
+ V201, V202, V203, V204, V205, V206, V207, V208, V209, V210, V211, V212,
+ V213, V214, V215, V216, V217, V218, V219, V220, V221, V222, V223, V224,
+ V225, V226, V227, V228, V229, V230, V231, V232, V233, V234, V235, V236,
+ V237, V238, V239, V240, V241, V242, V243, V244, V245, V246, V247, V248,
+ V249, V250, V251, V252, V253, V254, V255, V256, V257, V258, V259, V260,
+ V261, V262, V263, V264, V265, V266, V267, V268, V269, V270, V271, V272,
+ V273, V274, V275, V276, V277, V278, V279, V280, V281, V282, V283, V284,
+ V285, V286, V287, V288, V289, V290, V291, V292, V293, V294, V295, V296,
+ V297, V298, V299, V300, V301, V302, V303, V304, V305, V306, V307, V308,
+ V309, V310, V311, V312, V313, V314, V315, V316, V317, V318, V319, V320,
+ V321, V322, V323, V324, V325, V326, V327, V328, V329, V330, V331, V332,
+ V333, V334, V335, V336, V337, V338, V339, V340, V341, V342, V343, V344,
+ V345, V346, V347, V348, V349, V350, V351, V352, V353, V354, V355, V356,
+ V357, V358, V359, V360, V361, V362, V363, V364, V365, V366, V367, V368)
>
> # short version
> # list of names
> z <- lapply(paste("V", 4:368, sep=""), as.name)
> temp <- do.call(data.frame, z)
> identical(temp,Temp)
[1] TRUE
>
>
>
On Mon, Jul 14, 2008 at 7:07 PM, Rheannon <rbrooks at uvic.ca> wrote:
>
> Hello,
>
> I am trying to select the following headers from a data frame but when I try
> and run the command it executes halfway through and give me an error at V188
> and V359.
>
> Temp <- data.frame(V4, V5, V6, V7, V8, V9, V10, V11, V12, V13, V14, V15,
> V16, V17, V18, V19, V20, V21, V22, V23, V24, V25, V26, V27, V28, V29, V30,
> V31, V32, V33, V34, V35, V36, V37, V38, V39, V40, V41, V42, V43, V44, V45,
> V46, V47, V48, V49, V50, V51, V52, V53, V54, V55, V56, V57, V58, V59, V60,
> V61, V62, V63, V64, V65, V66, V67, V68, V69, V70, V71, V72, V73, V74, V75,
> V76, V77, V78, V79, V80, V81, V82, V83, V84, V85, V86, V87, V88, V89, V90,
> V91, V92, V93, V94, V95, V96, V97, V98, V99, V100, V101, V102, V103, V104,
> V105, V106, V107, V108, V109, V110, V111, V112, V113, V114, V115, V116,
> V117, V118, V119, V120, V121, V122, V123, V124, V125, V126, V127, V128,
> V129, V130, V131, V132, V133, V134, V135, V136, V137, V138, V139, V140,
> V141, V142, V143, V144, V145, V146, V147, V148, V149, V150, V151, V152,
> V153, V154, V155, V156, V157, V158, V159, V160, V161, V162, V163, V164,
> V165, V166, V167, V168, V169, V170, V171, V172, V173, V174, V175, V176,
> V177, V178, V179, V180, V181, V182, V183, V184, V185, V186, V187, V188,
> V189, V190, V191, V192, V193, V194, V195, V196, V197, V198, V199, V200,
> V201, V202, V203, V204, V205, V206, V207, V208, V209, V210, V211, V212,
> V213, V214, V215, V216, V217, V218, V219, V220, V221, V222, V223, V224,
> V225, V226, V227, V228, V229, V230, V231, V232, V233, V234, V235, V236,
> V237, V238, V239, V240, V241, V242, V243, V244, V245, V246, V247, V248,
> V249, V250, V251, V252, V253, V254, V255, V256, V257, V258, V259, V260,
> V261, V262, V263, V264, V265, V266, V267, V268, V269, V270, V271, V272,
> V273, V274, V275, V276, V277, V278, V279, V280, V281, V282, V283, V284,
> V285, V286, V287, V288, V289, V290, V291, V292, V293, V294, V295, V296,
> V297, V298, V299, V300, V301, V302, V303, V304, V305, V306, V307, V308,
> V309, V310, V311, V312, V313, V314, V315, V316, V317, V318, V319, V320,
> V321, V322, V323, V324, V325, V326, V327, V328, V329, V330, V331, V332,
> V333, V334, V335, V336, V337, V338, V339, V340, V341, V342, V343, V344,
> V345, V346, V347, V348, V349, V350, V351, V352, V353, V354, V355, V356,
> V357, V358, V359, V360, V361, V362, V363, V364, V365, V366, V367, V368)
>
> Is there a way to shorten this long line of code or a way to solve the
> problem?
>
> Thanks
> R
> --
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> Sent from the R help mailing list archive at Nabble.com.
>
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>
--
Jim Holtman
Cincinnati, OH
+1 513 646 9390
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