var parent = document.getElementById('test-list'), childs = parent.children, mySkill = 'JavaScriptHTMLCSS'; for (var i = childs.length - 1; i >= 0; i--) { if (!(mySkill.match(childs[i].innerHTML))) { parent.removeChild(childs[i]); }; };
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一不睡觉就想睡觉