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Article 3. Use more literal syntax and less equivalent methods.
First, when we create an NSString object, Objective-C provides a very simple way to create an NSString. This is the string literal. Syntax:
NSString *s = @"This is a test";
If this is
What is literal?
In programming languages, a literal is a way to express a value. For example, "Hello, World! "In many languages, it represents a string literal (string literal), and JavaScript is no exception. For example, for example, 5, true,
This is a creation in
Article, where the information may have evolved or changed. [] (https://raw.githubusercontent.com/studygolang/gctt-images/master/composite-literal/1_ Tm61vtlvvl2ywti6uuylog.png) literals in the source code can describe fixed
Oracle ORA-01704: string literal too long problem analysis today when using SQL in oracle to directly insert update a table, the error of ORA-01704: string literal too long occurs, our SQL is [SQL] update mall_config a set. category_info = '|
When using SQL to insert update a table directly in Oracle today, the error of ORA-01704: string literal too long occurs. Our SQL is
UpdateMall_configSetA. category_info ='| Standard
Among them, the category_info field is of the clob type, and the
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