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1.数据库截取字符串:toFixed():四舍五入substring(cp_introduce,0,11) cp_introduce前台截取: field: 'an_content', title: '问题内容', formatter: function (value) { if (value.length > 25) { return value.substring(0, 25) + "…"; } else { return value; } }convert(nvarchar…