Answers for "how to open modal on button click js"

javascript modal close

$('#closemodal').click(function() {
    $('#modalwindow').modal('hide');
});

display modal without button click

$("#getCodeModal").modal("show");

javascript modal close

$('#closemodal').click(function() {
    $('#modalwindow').modal('hide');
});

display modal without button click

$("#getCodeModal").modal("show");