SQLite3::createFunction()

(PHP 5 >= 5.3.0, PHP 7)

Registers a PHP function for use as an SQL scalar function

说明

Registers a PHP function or user-defined function for use as an SQL scalar function for use within SQL statements.

参数

Name of the SQL function to be created or redefined.

The name of a PHP function or user-defined function to apply as a callback, defining the behavior of the SQL function.

This function need to be defined as:callback(mixed $value1[,mixed$...]): mixed$value1

The first argument passed to the SQL function.

Further arguments passed to the SQL function.

The number of arguments that the SQL function takes. If this parameter is-1, then the SQL function may take any number of arguments.

A bitwise conjunction of flags. Currently, only SQLITE3_DETERMINISTIC is supported, which specifies that the function always returns the same result given the same inputs within a single SQL statement.

返回值

Returns TRUE upon successful creation of the function,FALSE on failure.

更新日志

范例

SQLite3::createFunction() example

But until this cool feature becomes available, you'll have to do some tricks, like this for french:

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