isVisible

returns the tab's visible/hidden state

boolean

true/false if a tab is visible/hidden

Example

var myTabbar = new dhtmlXTabBar("parentId");
 
myTabbar.addTab("a1", "Rage", null, null, true);
myTabbar.addTab("a2", "Motorhead");
myTabbar.addTab("a3", "Poisonblack");
 
var isVis = myTabbar.tabs("a1").isVisible();

added in 4.0

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