Returns string formatted according to given format
string.
Returns string formatted according to given format
string.
Format strings are as for String.format
(@see java.lang.String.format).
The source position of this object, initially set to undefined.
The source position of this object, initially set to undefined.
If current source position is undefined, update it with given position newpos
If current source position is undefined, update it with given position newpos
the object itself
The base class for elements of the abstract syntax tree.