php在頁面內搜索的實現

 整個搜索功能用php的JSON 數據實現 json字符串可以訪問https://www.bejson.com/jsoneditoronline/，該網址可以格式化json數據，進行修改。 定義 $s='{"all":[{"academy":"a","name":"信院","content":[{"grade":"1","class":"0","name":"大一","subject":[{"na

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