{"id":6129,"date":"2020-05-07T19:44:45","date_gmt":"2020-05-07T11:44:45","guid":{"rendered":"https:\/\/www.lilichao.com\/?p=6129"},"modified":"2022-05-14T19:57:38","modified_gmt":"2022-05-14T11:57:38","slug":"%e9%97%ad%e5%8c%85%ef%bc%88closure%ef%bc%89","status":"publish","type":"post","link":"https:\/\/lilichao.com\/?p=6129","title":{"rendered":"\u95ed\u5305\uff08closure\uff09"},"content":{"rendered":"\n

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function <\/code>outer<\/code><\/em>() {\n     let a = 0;\n     function inner() {\n         console.log(a);\n     }\n     inner();\n}<\/code>\nlet a = 30;\n<\/code>outer<\/code><\/em>();<\/code><\/pre>\n\n\n\n
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function <\/code>outer<\/code><\/em>() {\n     let a = 0;\n     return function() {\n         console.log(a);\n     };\n}<\/code>\nlet a = 30;\nlet inner = <\/code>outer<\/code><\/em>();<\/code>\ninner();<\/code><\/pre>\n\n\n\n
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