Source code
CERNY.js.Array
Some useful methods for the Array prototype.
Uses
None
Functions
map
Map an array onto another array based on func.
func
:
the function that should be applied to all elements of this array
return
:
an array of the results of the applications of func to the items of this array
append
Append array to this array.
array
:
the array to append
filter
Filter this array through predicate.
predicate
:
the predicate to apply to all items of array
return
:
a new array containing all items that return true on application of predicate
copy
Copy this array.
return
:
a copy of this array
indexOf
Figure out the index of x in array based on cmpFunc.
x
:
the item to look for in this array
cmpFunc
:
the function to use to decide on identity
return
:
the index of the position of x in this array or -1, if x is not in this array.
contains
Figure out whether x is contained in this array.
x
:
the item to look for in this array
cmpFunc
:
the function to use to decide on identity
return
:
true if x is in this array, false otherwise
remove
Remove item from this array.
item
:
the item to remove
cmpFunc
:
the function to use to decide on identity
replace
Replace an item in an array.
replaced
:
the item to be replaced
replacing
:
the item to take the position of the replaced
cmpFunc
:
the function to use to decide on identity
isSubArray
Figure out whether array is a sub array of this array based on cmpFunc.
array
:
the array that is checked whether it's a sub array
cmpFunc
:
the function to use to decide on identity
return
:
true, if there is no item in array that is not in this array, false otherwise
History
2006-07-26
:
Created.
