  

<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function checkString() in D:\WEB\TW\Justime_n\header1.php:11
Stack trace:
#0 D:\WEB\TW\Justime_n\product\Product.php(1): include()
#1 D:\WEB\TW\Justime_n\route.php(110): include('D:\\WEB\\TW\\Justi...')
#2 D:\WEB\TW\Justime_n\index.php(5): require('D:\\WEB\\TW\\Justi...')
#3 {main}
  thrown in <b>D:\WEB\TW\Justime_n\header1.php</b> on line <b>11</b><br />