var linkStr = "/black-mountain/35-cotton-creek-cir-black-mountain-nc-421_537763.html"; // 括号表示组。访问可以用group[index]来访问每组的信息 var linkRegx = /\/([^\/]+)\/.+-(\d+)_(\d+).html/; var group = linkStr.match(linkRegx); console.log(group); /* 输出结果为: [ '/black-mountain/35-cotton-creek-cir-black-mountain-nc-421_537763.html', 'black-mountain', '421', '537763', index: 0, input: '/black-mountain/35-cotton-creek-cir-black-mountain-nc-421_537763.html' ] */