Safely cast in PostgreSQL

methods

name
to_integer
to_float
to_bigint

install

git clone https://github.com/DanielJDufour/safecast;
cd safecast;
sudo make install

test

cd safecast;
sudo make installcheck;

thanks

Thanks to whoever wrote http://big-elephants.com/2015-10/writing-postgres-extensions-part-i/