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numpy.core.defchararray.upper (arr) : This function is used to return an array with elements converted to uppercase.

Parameters:
arr: [array_like] Input array which may be str or unicode.

Returns: [ndarray] Output uppercased array of str or unicode, depending on input type.

Code # 1:

Output:

 input array: [’p4q r’’ 4q rp’ ’q rp4’’ rp4q’] output uppercased array: [ ’P4Q R’’ 4Q RP’’ Q RP4’’ RP4Q’] 

Code # 2:

 

# Python program explaining
# numpy.char.upper () function

 

import numpy as geek 

 

 

in_arr = geek.array ([ ’ p4q r’ , ’ 4q rp’ , ’q rp4’ , ’rp4q’ ])

print ( "input array:" , in_arr)

 

out_arr = geek.char.upper (in_arr)

print ( "output uppercased array:" , out_arr)

# Python program explaining
# numpy.char.upper () function

 

import numpy as geek 

 

 

in_arr = geek.array ([ ’geeks’ , ’for’ , ’ geeks’ ])

 

print ( "input array:" , in_arr)

 

out_arr = geek.char.upper (in_arr)

print ( "output uppercased array:" , out_arr)

Exit:

 input array: [’geeks’’ for’ ’geeks’] output uppercased array: [’ GEEKS’ ’FOR’’ GEEKS’] 

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