大约有 43 项符合查询结果（耗时：0.0137秒） [XML]
How to save a PNG image server-side, from a base64 data string
...;
list(, $data) = explode(',', $data);
$data = base64_decode($data);
file_put_contents('/tmp/image.png', $data);
And as a one-liner:
$data = base64_decode(preg_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for errors is:
if (pre...
How to write into a file in PHP?
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You can use a higher-level function like:
file_put_contents($filename, $content);
which is identical to calling fopen(), fwrite(), and fclose() successively to write data to a file.
Docs: file_put_contents
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file_put_contents - failed to open stream: Permission denied
...r of the folder
sudo chown -R www-data:www-data /var/www
that should make file_put_contents work now. But for more security you better also set the permissions like below
find /var/www -type d -print0 | xargs -0 chmod 0755 # folder
find /var/www -type f -print0 | xargs -0 chmod 0644 # files
chang...
Print array to a file
...results now contains output from print_r
You can then save $results with file_put_contents. Or return it directly when writing to file:
file_put_contents('filename.txt', print_r($b, true));
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Convert Base64 string to an image file? [duplicate]
...d5(time().uniqid()).".jpg"; $decoded=base64_decode($base64_string_img); file_put_contents("uploads/".$filename_path,$decoded);
– Rizwan Gill
Feb 6 '15 at 12:09
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file_put_contents(meta/services.json): failed to open stream: Permission denied
I am new to Laravel. I was trying to open http://localhost/test/public/ and I got
30 Answers
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php execute a background process
...pre>loading page</pre>";
function run_background_process()
{
file_put_contents("testprocesses.php","foreground start time = " . time() . "\n");
echo "<pre> foreground start time = " . time() . "</pre>";
// output from the command must be redirected to a file or an...
How to generate .json file with PHP?
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Use this:
$json_data = json_encode($posts);
file_put_contents('myfile.json', $json_data);
You have to create the myfile.json before you run the script.
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Writing a new line to file in PHP (line feed)
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You can also use file_put_contents():
file_put_contents('ids.txt', implode("\n", $gemList) . "\n", FILE_APPEND);
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How to print a debug log?
...mod_php maps stderr to the Apache log. And, there is a stream for that, so file_put_contents('php://stderr', print_r($foo, TRUE)) will nicely dump the value of $foo into the Apache error log.
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