PHP Function List
Sorry, but the function php4 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 php4 (really good matches are in bold). Perhaps you were looking for one of these:
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splheap phpinfo chop php_uname chgrp hw_cp popen |
hypot phpversion splmaxheap phpcredits splminheap lchgrp ps_clip |
pg_ping ftp_pwd pg_port ps_show ftp_put gmp_pow |
If you want to search the entire PHP website for the string "php4", then click here.
For a quick overview over all documented PHP functions, click here.