Test Schema Directive Allowed string apple orange pear peach mango 'apple'
This directive has a constrained set of allowed values.
 Deprecated int 0 1.0.0 Directive.Allowed
This is a deprecated directive that shouldn't show up on the form.
 Type bool bool false
The boolean type is true or false.
 float float 3.1415
The float type is a floating point number.
 hash hash array ( 'key1' => 'val1', 'key2' => 'val2', )
The hash type is an associative array of string keys and string values.
 int int 23
The int type is an signed integer.
 istring istring 'case insensitive'
The istring type is short (no newlines), must be ASCII and is case-insensitive.
 itext itext 'case insensitive and possibly quite long'
The text type has newlines, must be ASCII and is case-insensitive.
 list list array ( 0 => 'item1', 1 => 'item2', )
The list type is a numerically indexed array of strings.
 lookup lookup array ( 'key1' => true, 'key2' => true, )
The lookup type acts just like list, except its elements are unique and are checked with isset($var[$key]).
 mixed mixed (object) array( )
The mixed type allows any type, and is not form-editable.
 nullbool bool NULL
Null booleans need to be treated a little specially. See %Type.nullstring for information on what the null flag does.
nullstring string NULL
The null type is not a type, but a flag that can be added to any type making null a valid value for that entry. It's useful for saying, "Let the software pick the value for me," or "Don't use this element" when false has a special meaning.
string string 'Case sensitive'
The string type is short (no newlines) and case-sensitive.
 text text 'Case sensitive and possibly quite long...'
The text type has newlines and is case-sensitive.