Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Group: Information and Control
See also: list size

Function: comp
Description: Checks whether an object has a specific component or not. If the first argument is a string, the object with the specified name is regarded as a list object.


Usage: x = comp(obj, com)
Input:
obj list object or string
com string, the name of the component
Output:
x scalar

Note:

Example:



x1=1

x2=2

x=list(x1,x2)

comp(x,"x1") ;existing element

comp(x,"x3") ;nonexisting element

comp("de","x3") ;nonexisting object "de"

Result:



position of x1 =1, 0 for nonexisting element x3, -1 for nonexisting 

object de


Group: Information and Control
See also: list size

Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

(C) MD*TECH Method and Data Technologies, 21.9.2000