PHP Function List

Sorry, but the function version4/incompatibilities.php is not in the online manual. Perhaps you misspelled it, or it is a relatively new function that hasn't made it into the online documentation yet. The following are the 20 functions which seem to be closest in spelling to version4/incompatibilities.php (really good matches are in bold). Perhaps you were looking for one of these:

version_compare
session_commit
session_cache_limiter
parsekit_compile_string
isinstantiable
session_encode
msession_create

restore_include_path
variant_date_to_timestamp
imagick_combineimages
cairo_matrix_multiply
imagick_compareimages
imagick_oilpaintimage
odbc_columnprivileges

bcompiler_write_class
parsekit_compile_file
m_parsecommadelimited
traversable
variant_date_from_timestamp
swfsoundinstance.nomultiple

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For a quick overview over all documented PHP functions, click here.