如果多个Web应用程序需要一个jar文件,那么您会选择哪个选项?将它保存在服务器类路径中还是为每个Web应用程序的lib文件夹保留jar文件的一个副本?
如何<p:menubar>在Primefaces中定义背景
<p:menubar rendered="#{loginBO.flag=='admin'}" autoSubmenuDisplay="True" style="background-image: url('images/ui-bg_gloss-wave_55_5c9ccc_500x100_png.png')">
<p:menuitem value="Home" url="/RMGHome.xhtml" icon="ui-icon-home" />
<p:menuitem value="Filter Search" action="#{leftMenuService.getMenuList}" icon="ui-icon-search" />
</p:submenu>
Run Code Online (Sandbox Code Playgroud) 这是我的代码,其中iIam使用OCCURS声明变量.
IDENTIFICATION DIVISION.
PROGRAM-ID. ARRAYEX.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT StudentFile ASSIGN TO "STUDENTS.DAT"
ORGANIZATION IS LINE SEQUENTIAL.
DATA DIVISION.
WORKING-STORAGE SECTION.
77 WS-FIRSTARR OCCURS 10 TIMES PIC 9(5).
PROCEDURE DIVISION.
DISPLAY "HELLO WORLD".
STOP RUN.
Run Code Online (Sandbox Code Playgroud)
错误:
arrayex.cbl:12:错误:级别77项"WS-FIRSTARR"不能有OCCURS子句
编译失败的原因是什么?
background ×1
cobol ×1
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