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Series.str.toUpperCase

Converts all characters to uppercase.

danfo.Series.str.toUpperCase(options) [source]
Parameters
Type
Description
Default
options
Object
inplace: Whether to perform the operation in-place or not.
{
inplace: false
}
Returns: Series (String element)
Example
Convert all characters in each string element to capital letter
Node
Browser
const dfd = require("danfojs-node")
​
let data = ['lower boy', 'CAPITALS', 'sentence', 'SwApCaSe']
let sf = new dfd.Series(data)
sf.str.toUpperCase().print()
​
Output
╔═══╤══════════════════════╗
║   │ 0                    ║
╟───┼──────────────────────╢
║ 0 │ LOWER BOY            ║
╟───┼──────────────────────╢
║ 1 │ CAPITALS             ║
╟───┼──────────────────────╢
║ 2 │ SENTENCE             ║
╟───┼──────────────────────╢
║ 3 │ SWAPCASE             ║
╚═══╧══════════════════════╝

Parameters	Type	Description	Default
options	Object	inplace: Whether to perform the operation in-place or not.	{ inplace: false }

Series.str.charAt

Series.str.toLowerCase

Last modified 1yr ago