PHP Tips

Enhance your PHP skills with daily tips

01
Use is_array() to Check if a Variable is an Array
02
Use is_string() to Check if a Variable is a String
03
Use is_int() to Check if a Variable is an Integer
04
Use is_float() to Check if a Variable is a Float
05
Use is_null() to Check if a Variable is Null
06
Use is_resource() to Check if a Variable is a Resource
07
Use is_callable() to Check if a Variable is Callable
08
Use is_countable() to Check if a Variable is Countable
09
Use debug_backtrace() for Debugging
10
Use debug_print_backtrace() to Print a Backtrace