vyatsun
2/19/2020 - 10:41 AM

javascript conversion from ip address to long integer and vice versa

javascript conversion from ip address to long integer and vice versa

int2ip.js
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function int2ip (ipInt) {
    return ( (ipInt>>>24) +'.' + (ipInt>>16 & 255) +'.' + (ipInt>>8 & 255) +'.' + (ipInt & 255) );
}
ip2int.js
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function ip2int(ip) {
    return ip.split('.').reduce(function(ipInt, octet) { return (ipInt<<8) + parseInt(octet, 10)}, 0) >>> 0;
}