function forEach(callback) {
        Object.keys(mappings).forEach(forHash);

        function forHash(hash) {
            var arr = mappings[hash];
            for (var i = arr.length - 1; i >= 0; i--) {
                var one = arr[i];
                callback(one.key, one.value);
            }
        }
    }
/**
     * Call the given callback on each mapping. The callback is called
     * with two arguments, (key, value). There is no guarantee about the
     * order of callbacks.
     */
Call the given callback on each mapping. The callback is called
with two arguments, (key, value). There is no guarantee about the
order of callbacks.
Call the given callback on each mapping . The callback is called with two arguments ( key value ) . There is no guarantee about the order of callbacks .
function forEach(callback) {
        Object.keys(mappings).forEach(forHash);
        function forHash(hash) {
            var arr = mappings[hash];
            for (var i = arr.length - 1; i >= 0; i--) {
                var one = arr[i];
                callback(one.key, one.value);
            }
        }
    }
function forEach ( callback ) { Object . keys ( mappings ) . forEach ( forHash ) ; function forHash ( hash ) { var arr = mappings [ hash ] ; for ( var i = arr . length - 1 ; i >= 0 ; i -- ) { var one = arr [ i ] ; callback ( one . key , one . value ) ; } } }
Call the given callback on each mapping.
Call the given callback on each mapping .