It encodes/decodes `application/x-www-form-urlencoded`.
npm install x-www-form-urlencode``javascript
var xform = require('x-www-form-urlencode')
xform.encode(' %&+£€')
// "+%25%26%2B%C2%A3%E2%82%AC"
xform.decode('+%25%26%2B%C2%A3%E2%82%AC')
// " %&+£€"
xform.encode('\n');
// "%0D%0A"
xform.encode('\r')
// "%0D%0A"
xform.encode('\r\n')
// "%0D%0A"
xform.decode('%0D%0A')
// "\n"
``