Re: 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.... > > Check your variables before you use them? Thanks, Ash http://www.ashleysheridan.co.uk