The append() Method
The append() method adds a new element at the end of given array.
Syntax
array.append(v)
Parameters
-
v − new value is added at the end of the array. The new value must be of the same type as datatype argument used while declaring array object.
Example
import array as arr a = arr.array('i', [1, 2, 3]) a.append(10) print (a)
It will produce the following output −
array('i', [1, 2, 3, 10])
The insert() Method
The array class also defines insert() method. It is possible to insert a new element at the specified index.
Syntax
array.insert(i, v)
Parameters
-
i − The index at which new value is to be inserted.
-
v − The value to be inserted. Must be of the arraytype.
Example
import array as arr a = arr.array('i', [1, 2, 3]) a.insert(1,20) print (a)
It will produce the following output −
array('i', [1, 20, 2, 3])
The extend() Method
The extend() method in array class appends all the elements from another array of same typecode.
Syntax
array.extend(x)
Parameters
-
x − Object of array.array class
Example
import array as arr a = arr.array('i', [1, 2, 3, 4, 5]) b = arr.array('i', [6,7,8,9,10]) a.extend(b) print (a)
It will produce the following output −
array('i', [1, 2, 3, 4, 5, 6, 7, 8, 9, 10])
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