Series.str.startsWith

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
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const dfd = require("danfojs-node")
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​
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let data = ['lower', 'CAPITALS', 'this is a sentence', 'SwApCaSe']
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let sf = new dfd.Series(data)
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sf.str.startsWith("S").print()
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1
​
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Output
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╔═══╤══════════════════════╗
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║   │ 0                    ║
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╟───┼──────────────────────╢
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║ 0 │ false                ║
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╟───┼──────────────────────╢
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║ 1 │ false                ║
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╟───┼──────────────────────╢
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║ 2 │ false                ║
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╟───┼──────────────────────╢
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║ 3 │ true                 ║
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╚═══╧══════════════════════╝
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Series.str.endsWith

Series.str.concat

Last modified 24d ago

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