imagefilter (PHP5,PHP7) imagefilter-将过滤器应用于图像 描述 boolimagefilter(resource$image,int$filtertype[,int$arg1
test.gd2');// Apply an effect on the image, in this // case negate the image if PHP 5+if(function_exists('imagefilter
2) - 6);// Do an image operation, in this case we emboss the // image if PHP 5+if(function_exists('imagefilter
> 上面的例子会输出类似于: [图片] ←imagefilter imagefontheight→
SeeAlso imagefilter()-Appliesafiltertoanimage ←imagecolortransparent imagecopy→ ©1997–2017ThePHPDocumentationGroup
> 上面的例子会输出类似于: [图片] ←imagefilledrectangle imagefilter→