truncation

问题 According to this forum discussion, SQL Server (I\'m using 2005 but I gather this also applies to 2000 and 2008) silently truncates any varchar s you specify as stored procedure parameters to the length of the varchar, even if inserting that string directly using an INSERT would actually cause an error. eg. If I create this table: CREATE TABLE testTable( [testStringField] [nvarchar](5) NOT NULL ) then when I execute the following: INSERT INTO testTable(testStringField) VALUES(N\'string which

问题 In SQL Server 2005 I am trying to query a varchar(MAX) column which has some rows with text data that exceed the 8192. Yet, In Management Studio I have under Tools --> Options --> Query Results --> Results to Text --> Max numbers of characters displayed in each column = 8192 , which is a maximum. Accordingly, it seems the truncation on these rows occurs only due to the limitation imposed by text output. The only thing I see to get around this is to use a SUBSTRING function to grab say the

问题 Does anyone have a more sophisticated solution/library for truncating strings with JavaScript and putting an ellipsis on the end, than the obvious one: if(string.length > 25) { string = string.substring(0,24) + \"...\"; } 回答1: String.prototype.trunc = String.prototype.trunc || function(n){ return (this.length > n) ? this.substr(0, n-1) + '…' : this; }; Now you can do: var s = 'not very long'; s.trunc(25); //=> not very long s.trunc(5); //=> not ... If by 'more sophisticated', you mean