Added placeholderClass option to code example
Added placeholderClass option to code example

bowlinguru299/H5F,bowlinguru299/H5F,ryanseddon/H5F,Banasura/H5F,ourai/H5F,ryanseddon/H5F,ganlanyuan/H5F,Banasura/H5F,outfound/H5F,outfound/H5F,ganlanyuan/H5F,ourai/H5F