( ! ) Warning: file_put_contents(/var/www/html/phpformbuilder/plugins/min/css/bs4-fileupload-test-form.min.css): failed to open stream: Permission denied in /var/www/html/phpformbuilder/Form.php on line 2450
Call Stack
#TimeMemoryFunctionLocation
10.0011357296{main}( ).../form3.php:0
20.0209388400phpformbuilder\Form->printIncludes( ).../form3.php:206
30.0293393608phpformbuilder\Form->combinePluginFiles( ).../Form.php:2347
40.0323451872file_put_contents ( ).../Form.php:2450

Php Form Builder - File Upload Form
Upload documents or images

Unable to open /var/www/html/phpformbuilder/plugins/min/css/bs4-fileupload-test-form.min.css for writing.
Try to change permissions (chmod 0755) on your server
or set mode to "development": $form->setMode('development');

Test file upload
Accepted File Types : .pdf, .doc[x], .xls[x], .txt
Multiple files upload
3 files maximum. Accepted File Types : .pdf, .doc[x], .xls[x], .txt
Multiple images upload with resizing, thumbnails and image editor (crop/rotate)

The uploader resizes the uploaded image (960px * 720px), then generates large, medium & small thumbnails for each uploaded image.

3 files max. Accepted File Types : .jp[e]g, .png, .gif
Click on the uploaded preview image to crop/rotate.
Prefilled upload with existing image
Accepted File Types : Accepted File Types : .jp[e]g, .png, .gif
Drag and drop
Accepted File Types : .pdf, .doc[x], .xls[x], .txt

( ! ) Warning: file_put_contents(/var/www/html/phpformbuilder/plugins/min/js/bs4-fileupload-test-form.min.js): failed to open stream: Permission denied in /var/www/html/phpformbuilder/Form.php on line 2450
Call Stack
#TimeMemoryFunctionLocation
10.0011357296{main}( ).../form3.php:0
20.0329393176phpformbuilder\Form->printIncludes( ).../form3.php:242
30.0368397144phpformbuilder\Form->combinePluginFiles( ).../Form.php:2347
40.0403639688file_put_contents ( ).../Form.php:2450