我有两个阵列
array 1 = [ { "text": "Javascript" },
{ "text": "Angularjs" },
{ "text": "Scala" },
{ "text": "Apache Spark" },
{ "text": "Play Framework" }]
array 2 = [ { "text": "Javascript" },
{ "text": "Angularjs" },
{ "text": "Scala" }]
如何使用过滤器([{ "text": "Angularjs" },
{ "text": "Scala" }]