jsoneditOutput(outputId, width = "100%", height = "400px")
renderJsonedit(expr, env = parent.frame(), quoted = FALSE)'100%',
'400px', 'auto') or a number, which will be coerced to a
string and have 'px' appended.expr.expr a quoted expression (with quote())? This
is useful if you want to save an expression in a variable.