CI. Variable Functions
- 차례
- doubleval -- Get double value of a variable
- empty -- Determine whether a variable is set
- floatval -- Get float value of a variable
- get_defined_vars --
Returns an array of all defined variables
- get_resource_type --
Returns the resource type
- gettype -- Get the type of a variable
- import_request_variables -- Import GET/POST/Cookie variables into the global scope
- intval -- Get integer value of a variable
- is_array -- Finds whether a variable is an array
- is_bool --
Finds out whether a variable is a boolean
- is_callable --
Find out whether the argument is a valid callable construct
- is_double -- Finds whether a variable is a double
- is_float -- Finds whether a variable is a float
- is_int -- Find whether a variable is an integer
- is_integer -- Find whether a variable is an integer
- is_long -- Finds whether a variable is an integer
- is_null --
Finds whether a variable is NULL
- is_numeric --
Finds whether a variable is a number or a numeric string
- is_object -- Finds whether a variable is an object
- is_real -- Finds whether a variable is a real
- is_resource --
Finds whether a variable is a resource
- is_scalar --
Finds whether a variable is a scalar
- is_string -- Finds whether a variable is a string
- isset -- Determine whether a variable is set
- print_r --
Prints human-readable information about a variable
- serialize --
Generates a storable representation of a value
- settype -- Set the type of a variable
- strval -- Get string value of a variable
- unserialize --
Creates a PHP value from a stored representation
- unset -- Unset a given variable
- var_dump -- Dumps information about a variable
- var_export -- Outputs or returns a string representation of a variable