menu
home
About
 paid
Pricing
login
Log in
team_dashboard
Dashboard
near_me
Linear Algebra
casino
Prob and Stats
function
Other math topics
smart_toy
Machine Learning
Pandas
NumPy
Matplotlib
PySpark
MySQL
Dagster (NEW)
SkyTowner
BETA
search
Search
Login
Unlock 100+ guides
menu
menu
web
SkyTowner
search toc
close
history_edu
Blog
 help
Help
Outline
Comments
Log in or sign up
Cancel
Post
account_circle
Profile
exit_to_app
Sign out
search
keyboard_voice
close
Searching Tips
Search for a recipe:
"Creating a table in MySQL"
Search for an API documentation: "@append"
Search for code: "!dataframe"
Apply a tag filter: "#python"
Useful Shortcuts
/ to open search panel
Esc to close search panel
↑↓ to navigate between search results
⌘d to clear all current filters
⌘Enter to expand content preview
icon_star
Doc Search
icon_star
Code Search Beta
SORRY NOTHING FOUND!
mic
Start speaking...
Voice search is only supported in Safari and Chrome.
fullscreen_exit
Shrink
north_east
Navigate to
NumPy
319 guides
keyboard_arrow_down
near_me
Linear Algebra
54 guides
 casino
Prob and Stats
38 guides
 smart_toy
Machine Learning
36 guides
 function
Other math topics
10 guides
Dagster
11 guides
Pandas
655 guides
NumPy
319 guides
Matplotlib
83 guides
PySpark
147 guides
MySQL
295 guides
chevron_leftCookbooks
Accessing a value in a 2D arrayAccessing columns of a 2D arrayAccessing rows of a 2D arrayCalculating the determinant of a matrixChecking allowed values for a NumPy data typeChecking if a NumPy array is a view or copyChecking the version of NumPyChecking whether a NumPy array contains a given rowComputing Euclidean distance using NumpyConcatenating 1D arraysConverting array to lowercaseConverting type of NumPy array to stringCreating a copy of an arrayDifference between Python List and Numpy arrayDifference between the methods array_equal and array_equivDifference between the methods mod and fmodDifference between the methods power and float_powerFinding the closest value in an arrayFinding the Index of Largest Value in a Numpy ArrayFinding the Index of Smallest Value in a Numpy ArrayFinding the most frequent value in a NumPy arrayFlattening Numpy arraysGetting constant PiGetting elements from a two dimensional array using two dimensional array of indicesGetting indices of N maximum valuesGetting indices of N minimum valuesGetting the number of columns of a 2D arrayGetting the number of non-zero elements in a NumPy arrayGetting the number of rows of a 2D arrayInitializing an array of onesInitializing an array of zerosInitializing an identity matrixLimiting array values to a certain rangePerforming linear regressionPrinting full or truncated NumPy arrayPrinting large Numpy arrays without truncationRemoving rows containing NaN in a NumPy arrayReversing a NumPy arraySaving NumPy array to a fileShape of Numpy ArraysSorting value of one array according to anotherSuppressing scientific notation
check_circle
Mark as learned
thumb_up
1
thumb_down
0
chat_bubble_outline
0
Comment
auto_stories Bi-column layout
settings

Converting NumPy array to lowercase

schedule Aug 11, 2023
Last updated
local_offer
Python●NumPy
Tags
tocTable of Contents
expand_more
mode_heat
Master the mathematics behind data science with 100+ top-tier guides
Start your free 7-days trial now!

To convert a NumPy array of strings to lowercase, use the np.char.lower(~) method, like follows:

x = np.array(["A", "b", "C"])
np.char.lower(x)
array(['a', 'b', 'c'], dtype='<U1')
robocat
Published by Isshin Inada
Edited by 0 others
Did you find this page useful?
thumb_up
thumb_down
Comment
Citation
Ask a question or leave a feedback...
thumb_up
1
thumb_down
0
chat_bubble_outline
0
settings
Enjoy our search
Hit / to insta-search docs and recipes!
Navigation
Home Blog
Contact us
Resources
Python Pandas MySQL Beautiful Soup Matplotlib NumPy PySpark
Community
Join our Discord
 mail
Join our newsletter for updates on new comprehensive DS/ML guides
Terms
|
Privacy