prj2epsg

Fork of https://github.com/lolastudio/prj2epsg

• Install

npm i @juhwisang/prj2epsg

• From .prj file

const { prj2epsg } = require('@juhwisang/prj2epsg');
const fs = require('fs');

fs.readFile('./myproj.prj', async (err, data) => {
    if(!err) console.log(await prj2epsg(data));
});

• From GEOGCS / PROJCS string

const { epsg2prj } = require('@juhwisang/prj2epsg');
let prj = 'GEOGCS[\"GCS_WGS_1984\",DATUM[\"WGS_1984\",SPHEROID[\"WGS_84\",6378137,298.257223563]],PRIMEM[\"Greenwich\",0],UNIT[\"Degree\",0.017453292519943295]]';

console.log(await prj2epsg(prj));

• Methods

| Method | Arguments | Description | | ----------- | ----------- | ----------- | | get | projection (String, File), type ('prj', 'epsg') | returns full data object | | fromPRJ | projection (String, File) | returns epsg code without prefix | | fromEPSG | projection (String, File) | returns prj projcs / geogcs string |