SQLite3Stmt::clear()
(PHP 5 >= 5.3.0, PHP 7)
Clears all current bound parameters
说明
public SQLite3Stmt::clear(void): bool
Clears all current bound parameters(sets them to NULL
).
This method needs to be used with SQLite3Stmt::reset(). If used alone, any call to SQLite3Stmt::bindValue() or SQLite3Stmt::bindParam() will be of no effect and all bound parameters will have the NULL
value.
参数
此函数没有参数。
返回值
Returns TRUE
on successful clearing of bound parameters,FALSE
on failure.