Php/docs/xmldiff.requirements
来自菜鸟教程
需求
libdiffmark - version 0.10 is bundled with the extension. If diffmark is available from your system packages, its usage is strongly encouraged.
libxml extension
DOM extension
libdiffmark - version 0.10 is bundled with the extension. If diffmark is available from your system packages, its usage is strongly encouraged.
libxml extension
DOM extension