Re: [R] How to swap and rearrange rows?

From: Dieter Menne <dieter.menne_at_menne-biomed.de>
Date: Fri, 16 May 2008 15:56:44 +0000 (UTC)

Roslina Zakaria <zroslina <at> yahoo.com> writes:
> How to swap and rearrange the row so that I will have
> Jan-Dec in order?
> > est31
> p0 est.alpha est.beta est.rate
> Jan 0.8802867 0.7321440 7.241757 0.1380880
> Mar 0.8598566 0.7096567 7.376367 0.1355681
> May 0.6204301 0.8657272 6.036106 0.1656697
> July 0.5032258 0.9928488 4.027408 0.2482986
> Aug 0.5322581 0.9625738 4.103121 0.2437169
> Oct 0.6792115 0.8526226 5.105218 0.1958780
> Dec 0.8397849 0.7490287 7.070349 0.1414357
> > est30
> p0 est.alpha est.beta est.rate
> Apr 0.7296296 0.7929348 6.303877 0.1586325
> Jun 0.5574074 0.8588608 5.695905 0.1755647
> Sept 0.6066667 0.9031150 4.594891 0.2176330
> Nov 0.7725926 0.7600906 5.636366 0.1774193

# Generate sample data
est31 = data.frame(p0=1:3,x=2:4)
rownames(est31) = c("Jan","Mar","Apr")

est30 = data.frame(p0=5:7,x=3:5)
rownames(est30) = c("Feb","Jun","May")

# -------------------------

est = rbind(est31,est30)
est
goodsort = c("Jan","Feb","Apr","May","Jun") est.sorted = est[goodsort,]
est.sorted

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