regex operations
select the largest number from an arbitrary string.
JavaScript
var xmr = "857nano620348splitted3412674relation5305743";
var largest = Math.max.apply(null, xmr.match(/\d+/g));
console.log(largest);
var xmr = "857nano620348splitted3412674relation5305743";
var largest = Math.max.apply(null, xmr.match(/\d+/g));
console.log(largest);