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  • jsp中字段截取

    jsp页面上截取

                    <c:choose>
                                    <c:when test="${fn:length(ad.remark) > 80}">
                                        <c:out value="${fn:substring(ad.remark, 0, 80)}..." />
                                    </c:when>
                                    <c:otherwise>
                                        <c:out value="${ad.remark}"/>
                                    </c:otherwise>
                                </c:choose>

    js中截取

      function subTextContent(textContent, len){
            if(textContent != null && textContent != undefined)
            {
                var tLen = textContent.length;
                if(tLen <= len)
                {
                    return textContent;
                }
                else
                {
                    return  textContent.substring(0, len) + "...";
                }
            }
            return "";
        }

    后台截取

    
    
              for(ArticleEntity articleEntity : categoryList){
                        String content = articleEntity.getTextContent();
                        if(content !=null  && content.length()>70){
    
                            articleEntity.setTextContentSub(content.substring(0,70)+"...");
                        }else {
                            articleEntity.setTextContentSub(content);
                        }
                    }
    
    
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  • 原文地址:https://www.cnblogs.com/xuerong/p/5694326.html
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