chncrs.js
function (wgsLon, wgsLat) {
        if (this.outOfChina(wgsLat, wgsLon))
            return [wgsLon, wgsLat];

        var d = this.delta(wgsLat, wgsLon);
        return [wgsLon + d.lon, wgsLat + d.lat];
    }
function (wgsLon, wgsLat) {
        if (this.outOfChina(wgsLat, wgsLon))
            return [wgsLon, wgsLat];

        var d = this.delta(wgsLat, wgsLon);
        return [wgsLon + d.lon, wgsLat + d.lat];
    }
function ( wgsLon , wgsLat ) { if ( this . outOfChina ( wgsLat , wgsLon ) ) return [ wgsLon , wgsLat ] ; var d = this . delta ( wgsLat , wgsLon ) ; return [ wgsLon + d . lon , wgsLat + d . lat ] ; }
WGS-84 to GCJ-02
WGS - 84 to GCJ - 02