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var json = { "id":"12", "name":"admin"}$.ajax({ type: "post", url: "${ctx}/cabinet/controlRelation.shtml?pmethod=deleteOpinion", //data: "para="+para, 此处data可以为 a=1&b=2类... 阅读全文
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String str = new String(request.getParameter("参数名").getBytes("iso-8859-1"), "utf-8"); 阅读全文
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https://www.cnblogs.com/zfox2017/p/7676237.html https://www.cnblogs.com/lelehellow/p/6802043.html 阅读全文
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select * from MES_MACHINE_RECORD t where length(t.bar_code2)<10 ; 阅读全文
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1、页面引用<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> 2、整形判断: <c:if test="${TEST == 1}"> </c:if> 3、判断非空: <c:if test="${empty TEST}"> TE 阅读全文
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遍历tr 阅读全文