Answers for "check element exists but hidden jquery"

CHECK IF element is hidden jquery

// Checks CSS content for display:[none|block], ignores visibility:[true|false]
$(element).is(":visible");

// The same works with hidden
$(element).is(":hidden");

jquery check if element is hidden

// Checks css for display:[none|block], ignores visibility:[true|false]
$(element).is(":hidden");