“Concaténation python” Réponses codées

Concaténation python

#// required library
import numpy as npy

#// define 3 (1D) numpy arrays
arr1 = npy.array([10, 20, 30])
arr2 = npy.array([40, 50, 60])
arr3 = npy.array([70, 80, 90])

arrCon = npy.concatenate([arr1, arr2, arr3])
print(arrCon)

#// concatenation can also happen with 2D arrays
arr1_2d = npy.array([
  [10, 20, 30],
  [40, 50, 60]
])
arr2_2d = npy.array([
  [11, 22, 33],
  [44, 55, 66]
])

arr_2dCon = npy.concatenate([arr1_2d, arr2_2d])
print(arr_2dCon)
ST111

concaténer les cordes à Python

# concatenating strings just means combining strings together
# it is used to add one string to the end of another
# below are two exmaples of how concatenation can be used 
# to output 'Hello World':

# example 1:
hello_world = "Hello" + " World"
print(hello_world)

>>> Hello World

# example 2:
hello = "Hello"
print(hello + " World")

>>> Hello World
codeconnoisseur

Python Fuser les cordes

my_list = ['a', 'b', 'c', 'd']
my_string = ','.join(my_list)
# Output = 'a,b,c,d'
Quercia

Concaténation dans Python 3

first_name = 'Albert'
last_name = 'Einstein'
full_name = first_name + ' ' + last_name
print(full_name)

# Output -
# Albert Einstein
Rajitha Amarasinghe

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