diff --git a/README.md b/README.md index db5ac6a1..0afd1176 100644 --- a/README.md +++ b/README.md @@ -79,15 +79,17 @@ Functions Functions can be invoked at the tail end of a path - the input to a function is the output of the path expression. The function output is dictated by the function itself. -| Function | Description | Output | -| :------------------------ | :------------------------------------------------------------------ |-----------| -| min() | Provides the min value of an array of numbers | Double | -| max() | Provides the max value of an array of numbers | Double | -| avg() | Provides the average value of an array of numbers | Double | -| stddev() | Provides the standard deviation value of an array of numbers | Double | -| length() | Provides the length of an array | Integer | -| sum() | Provides the sum value of an array of numbers | Double | -| keys() | Provides the property keys (An alternative for terminal tilde `~`) | `Set` | +| Function | Description | Output type | +| :------------------------ | :------------------------------------------------------------------ |:----------- | +| min() | Provides the min value of an array of numbers | Double | +| max() | Provides the max value of an array of numbers | Double | +| avg() | Provides the average value of an array of numbers | Double | +| stddev() | Provides the standard deviation value of an array of numbers | Double | +| length() | Provides the length of an array | Integer | +| sum() | Provides the sum value of an array of numbers | Double | +| keys() | Provides the property keys (An alternative for terminal tilde `~`) | `Set` | +| concat(X) | Provides a concatinated version of the path output with a new item | like input | +| append(X) | add an item to the json path output array | like input | Filter Operators -----------------