Common functions in PHP

1. PHP string intercept function


2. PHP Gets the current time function


3. PHP String length function


4. Several methods of removing array elements from PHP


5, PHP var_dump () function of the detailed description


6. Use of regular expressions in PHP Preg_match


7. PHP Determines whether a file or directory exists


8, PHP get_magic_quotes_gpc () function usage Introduction


9. PHP array and string conversion function


10. Several string substitution functions in PHP


11. Introduction to PHP curl_setopt function usage


12. PHP floating-point rounding function


13, PHP truncation function mb_substr () detailed introduction


14. PHP explode () string conversion array


15, Session_unset () and Session_destroy () usage Analysis


16. Summary of PHP string segmentation function


17. Summary of date and time functions in PHP usage dates ()


18. PHP Picture clipping, zooming function

Common functions in PHP