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var workOrder = require('workOrder','workOrder_tipContext','工单号不能为空');
var workOrderValue = document.getElementById("workOrder").value;
if(!/PICCSERVICEREQUEST-\d{4}\d{2}\d{2}-\d+/.test(workOrderValue)){
alert("工单号格式不正确!\r\n请参照(PICCSERVICEREQUEST-当前年月日-数字型编码) \r\nPICCSERVICEREQUEST-20151010-XXXX ");
}
参考
不知道你上面if(workOrderValue.length>28){ 干嘛 的/PICCSERVICEREQUEST-\d{4}\d{2}\d{2}-\d+/.test('PICCSERVICEREQUEST-20131210-123')
true
/PICCSERVICEREQUEST-\d{4}\d{2}\d{2}-\d+/.test('PICCSERVICEREQUEST-2013121099-123')
false