isTrueVal | R Documentation |
This function checks the value returned from an mdqe xpath selector.
isTrueVal(variableName, variable, pos = as.integer(1))
variableName |
The name of the variable that contains selected values. |
variable |
The variable that contains selected values. |
pos |
The list element to check. |
If the variable is not defined or the value is NA
, then FALSE
is returned. TRUE
is only returned if the value is present and is TRUE
.
logical
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.