Series.str.startsWith

Test whether a string begins with specified characters

danfo.Series.str.startsWith(str, options) [source]
Parameters
Type
Description
Default
str
string
the character(s) to check
""
options
Object
inplace: Whether to perform the operation in-place or not.
{
inplace: false
}
Returns: Series (Boolean element)
Examples
Node
Browser
const dfd = require("danfojs-node")
​
let data = ['lower', 'CAPITALS', 'this is a sentence', 'SwApCaSe']
let sf = new dfd.Series(data)
sf.str.startsWith("S").print()
​
Output
╔═══╤══════════════════════╗
║   │ 0                    ║
╟───┼──────────────────────╢
║ 0 │ false                ║
╟───┼──────────────────────╢
║ 1 │ false                ║
╟───┼──────────────────────╢
║ 2 │ false                ║
╟───┼──────────────────────╢
║ 3 │ true                 ║
╚═══╧══════════════════════╝

Parameters	Type	Description	Default
str	string	the character(s) to check	""
options	Object	inplace: Whether to perform the operation in-place or not.	{ inplace: false }

Series.str.endsWith

Series.str.concat

Last modified 1yr ago