( ! ) Fatal error: Out of memory (allocated 1048576) (tried to allocate 69 bytes) in D:\project\promotion\thinkphp\library\think\Validate.php on line 48
Call Stack
#	Time	Memory	Function	Location
1	0.0010	240712	{main}( )	..\index.php:0
2	0.0010	243440	require( 'D:\project\promotion\thinkphp\start.php' )	..\index.php:19
3	0.0010	278360	require( 'D:\project\promotion\thinkphp\base.php' )	..\start.php:16
4	0.0020	452920	think\Loader::register( )	..\base.php:57
5	0.0029	456560	think\Loader::registerComposerLoader( )	..\Loader.php:257
6	0.0039	463304	think\__require_file( )	..\Loader.php:292
7	0.0039	476384	require( 'D:\project\promotion\vendor\topthink\think-captcha\src\helper.php' )	..\Loader.php:569
8	0.0068	1032328	spl_autoload_call ( )	..\Loader.php:14
9	0.0068	1032360	think\Loader::autoload( )	..\Loader.php:0
10	0.0068	1032496	think\__include_file( )	..\Loader.php:58