RE: [PHP] Warning: file_get_contents(): Filename cannot be empty

> -----Original Message----- > From: Ashley Sheridan [mailto:ash@ashleysheridan.co.uk] > Sent: Monday, March 09, 2015 1:17 PM > To: hadi > Cc: 'Marcos Almeida Azevedo'; 'PHP General' > Subject: Re: [PHP] Warning: file_get_contents(): Filename cannot be empty > > On Mon, 2015-03-09 at 13:09 +0300, hadi wrote: > > > > > -----Original Message----- > > > From: Ashley Sheridan [mailto:ash@ashleysheridan.co.uk] > > > Sent: Monday, March 09, 2015 1:03 PM > > > To: hadi > > > Cc: 'Marcos Almeida Azevedo'; 'PHP General' > > > Subject: Re: [PHP] Warning: file_get_contents(): Filename cannot be > > > empty > > > > > > > > > > > > > > > > > > > > What happens when you debug your code? What does $convert > > > contain? > > > > > > > Is it a string containing a URL? > > > > > > Yes it containing string full path of url of the image like > > > > > > this > > > > > > (http://www.alsahwa-yemen.net/pic_news/1/1_46777.jpg) > > > > > > > > > > > > > > > > > > > > > > Does it definitely contain only that? Because the error you're > > > > > getting is saying that it isn't a valid URL string and is > > > > > in-fact an empty string. Have you checked that every single time > > > > > you're calling it there is actually a valid URL in that variable? > > > > > > > > > > > > Yes Ash, I have checked that. It have valid url in the variable > > > > $convert, you > > > may try the code in ur system and see by ur self.... > > > > > > > > > > I'm not sure how you checked, but I checked and I count 8 instances > > > of an empty string for $convert when I run your original code. > > > > > > The cause is that your regular expression is not always producing a > > > match, so you're imploding on an empty array, creating an empty string. > > > > Thanking you Ash for checking my code. > > > > But what to do to fix this error.... Ash, How did checked there's empty string, can you give me the code I want to check by myself. Thanks