EL表達式

原創 鱼巷、猫未随 2019-06-27 02:12

 

  • EL表達式極大地簡化了JSP表達式
  • 功能：在頁面上顯示數據。
  • 示例如下：

運行結果：

  • EL表達式運算符：

empty運算符： 判斷一個對象是否爲空

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