PHP common built-in functions, php built-in _ PHP Tutorial

PHP built-in functions. Common built-in functions in PHP. The $ _ SERVER [SCRIPT_NAME] Built-in php returns mantistest. php relative path _ FILE _ absolute path of the returned FILE $ _ SERVER [HTTP_X_FORWARDED_PROTO] $ _ SERVER [Common built-in functions of https php, built-in functions of php

$ _ SERVER ['script _ name'] returns the relative path of/mantis/test. php.

_ FILE _ returns the absolute path of the object

$ _ SERVER ['http _ X_FORWARDED_PROTO ']

$ _ SERVER ['https']

$ _ SERVER ['server _ port']

$ _ SERVER ['request _ url']

$ GLOBALS

Explode

Implode

$ _ SERVER ['server _ name']

$ _ SERVER ['http _ host']

$ _ SERVER ['server _ ADDR ']

Trim

Basename

Dirname

Krsort

Set_time_limit ()

Time ()

Is_string ()

Is_bool

Is_Inteter

Is_float

Strtotime

File_exists

Fopen ()

Feof ()

Fgets ()

Trim ()

Strlen ()

Str_replace

Isset

Strpo

$ _ SERVER ['server _ SOFEWARE ']

Realpath

DIRECTORY_SEPARATOR

PATH_SEPARATOR

Set_include_path

Get_include_path

Count ()

Substr ()

$ _ SERVER ['Local _ ADDR ']

$ _ SERVER ['remote _ ADDR ']

Array_pad

Memory_get_usage ()

Spl_atuoload_register

Strtolower ()

Preg_replace

Preg_match

Ceil ()

Floor ()

Round ()

Response $ _ SERVER ['script _ name'] returns/mantis/test. php relative path _ FILE _ absolute path of the returned FILE $ _ SERVER ['http _ X_FORWARDED_PROTO '] $ _ SERVER ['https...