(function(b){function f(a,j){var b=j?j:!1,c=[2,3,4,5,7,8,9],e=[0,0,0,0,0,0,0],f=[0,12,4,7,24,60,60],h;if(a=a.toUpperCase()){if("string"!==typeof a)throw Error("Invalid iso8601 period string '"+a+"'");}else return e;if(h=/^P((\d+Y)?(\d+M)?(\d+W)?(\d+D)?)?(T(\d+H)?(\d+M)?(\d+S)?)?$/.exec(a))for(var d=0;d<c.length;d++){var k=c[d];e[d]=h[k]?+h[k].replace(/[A-Za-z]+/g,""):0}else throw Error("String '"+a+"' is not a valid ISO8601 period.");if(b)for(d=e.length-1;0<d;d--)e[d]>=f[d]&&(e[d-1]+=Math.floor(e[d]/
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