JavaScript自定義排序條件

</div><div data-lake-id="33cb98ce9543997e7a553f87bdd2002e"> var arr = [0,2,1,3];</div><div data-lake-id="b7dcd00c8b87414839f4fc15b9e0fa18"> function com(v1,v2){</div><div data-lake-id="8cc1e3ada7c26beeae05c07c0da1197c">  if(v1 < v2 ){</div><div data-lake-id="469652489e5e63bc026cea50229d4d0a">   return -1;</div><div data-lake-id="de41c03debcc23f8d5a0a16cfd165486">  }</div><div data-lake-id="2c84b5c6548ba4cd705964568c2f194b">  else if(v1 > v2 ){</div><div data-lake-id="afd1af30767f022d7f5edb634c532191">   return 1;</div><div data-lake-id="7857eceb7607a7ab4d8c976e6c86489f">  }</div><div data-lake-id="db2954864191082bdd82881c20f8d6ad">  else return 0;</div><div data-lake-id="0548eef554d82712eef082319d911cd6"> }</div><div data-lake-id="81200957d8e66e945cae69a5211c75cf">arr.sort(com);</div><div data-lake-id="6aeef3f8a400a6c313eaeea67616494c">var TDC = [];</div><div data-lake-id="80e8734d1e1ed1930db799a1a53f0383">customSort();</div><div data-lake-id="4fa813c7bd1abc48e36e1f35677eab00">debugger;</div><div data-lake-id="40c17d9228b50a16b3cd18a52fc20f52">function Person(name, age){</div><div data-lake-id="731ff9ea9077b25e31405a4f5d59227f"> this.name = name;</div><div data-lake-id="1d59d6cefd5ebc4ca477683de27715b7"> this.age = age;</div><div data-lake-id="a2f6b0ae3afd00b1aabe5601a317f223">}</div><div data-lake-id="61ce6fac75bb7a314a2a49dda43ce46b">function customSort(){</div><div data-lake-id="d19fdc74e8151da42c7666503c1d173b"> var J1 = new Person("Jerry", 3);</div><div data-lake-id="190eaf579be6ec7731516bf03158a43c"> var J2 = new Person("Tom", 1);</div><div data-lake-id="0d223785136ce7c22447de9b06043363"> var J3 = new Person("Swim", 2);</div><div data-lake-id="e4dd136287f4284c32714954fd8c7ab4"> TDC.push(J1);</div><div data-lake-id="8faf294447c8a90ea2c1880818e64ae4"> TDC.push(J2);</div><div data-lake-id="260ce848558aee5db32aaa396bd491f7"> TDC.push(J3);</div><div data-lake-id="e792bd27f088a916ca2d3cb001497174"> TDC.sort(sortByAge);</div><div data-lake-id="1c4cd1f457c5a2ae0165ff4e77f9e1b8">}</div><div data-lake-id="1fa9393354c4f1e0a4e4b58765fe26cf">function sortByAge(person1, person2){</div><div data-lake-id="b0097f090812db83e70d79298d2eabca"> if(person1.age < person2.age ){</div><div data-lake-id="ffac0d7364cc135c70a9a0ae66f661e7">   return -1;</div><div data-lake-id="5bb9ff89bb6bc75797cc5da326aaf877">  }</div><div data-lake-id="9db96ce5de5422276c229aa690a229b9">  else if(person1.age > person2.age ){</div><div data-lake-id="28e879c7d54f27b262666d7aff726dcf">   return 1;</div><div data-lake-id="3df48eef54638ad2eb4c958f4b99fbbf">  }</div><div data-lake-id="9974c13e8a979a094be1a56c43d3c52d">  else return 0;</div><div data-lake-id="1e21ca8c05efe7f2dac19a7fafdd3330">}</div><div data-lake-id="af6271a8f8ac9ff55b6418240c32d89d">