R Under development (unstable) (2024-03-19 r86153 ucrt) -- "Unsuffered Consequences"
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> ## quantiles with equal weights
> 
> library(survey)
Loading required package: grid
Loading required package: Matrix
Loading required package: survival

Attaching package: 'survey'

The following object is masked from 'package:graphics':

    dotchart

> data(api)
> dclus1<-svydesign(id=~dnum, weights=~pw, data=apiclus1, fpc=~fpc)
> 
> 
> for(i in 1:9){
+     print(i)
+     all.equal(
+         as.vector(coef(svyquantile(~ell, dclus1, c(0.2,0.5,0.9), qrule=paste0("hf",i)))),
+         as.vector(quantile(apiclus1$ell,  c(0.2,0.5,0.9), type=i))
+     )
+     
+ }
[1] 1
[1] 2
[1] 3
[1] 4
[1] 5
[1] 6
[1] 7
[1] 8
[1] 9
> 
> proc.time()
   user  system elapsed 
   1.59    0.32    1.90