Function echo

echo [arg1 ...]

Sends a string to the process standard output stream followed by an "end of line" sequence.

Parameters:

arg1 - The object to be written. It may be either a string, integer, float or boolean object.

Returns:

The number of arguments that were received.

Sends to the process standard output stream the string obtained by concatenating the arguments that were received. If an argument is a numeric object then the string containing its decimal representation is used.