52 coding tips for improved PHP performamce
An interesting collection of tips over at joomlaperformance.com
Some of the best:
- Operating on an initialized variable is 376% faster than operating on an unitialized variable.
- Constants are 146% slower than variables
- Local variables are 9.9% faster than global variables
- 'String'.$var is 28% faster than "String$var"
- isset($array[$key]) is 230% faster than array_key_exists()
- file_get_contents() is 52% faster than fopen(), fread(), fclose()
- @Error supression is 235% slower than without
- require_once() is 24% faster than include()
- include(relative path) is 37% faster than include(full path)
Learning to use these tips could significantly speed your code.
