asp.net - c# check date is weekend or weekday - 


dayofweek today = datetime.today.dayofweek; if (today == dayofweek.sunday || today == dayofweek.saturday) {   clientscript.registerstartupscript(gettype(), "alert", "alert('" weekend"');", true); } else {     clientscript.registerstartupscript(gettype(), "alert", "alert('" weekday"');", true); }

from line above able find if today weekend or weekday

now want date user input tried fail,

my text input format : 2016-10-04

string dateinput = datetextbox.text; dayofweek today = datetime.dateinput.dayofweek;

use datetime.parseexact parse string datetime

string dateinput = datetextbox.text; //"2016-10-04" datetime dtresult = datetime.parseexact(dateinput, "yyyy-mm-dd", cultureinfo.invariantculture); dayofweek today = dtresult.dayofweek;

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