Most common javascript string function

Published June 12, 20211 min readMarkdown

pratik lochawala

Part of seriesJavascript inbuilt functions

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charAt

charAt method returns the character at the specified index in a string

charCodeAt

charCodeAt method returns Unicode of the character at the specified index in a string

substr

substr extracts the characters from a string, beginning at a specified start position, and through the specified number of character

substr (2).png

substring

substring Extracts the characters from a string, between two specified indices

substring (2).png

toLowerCase

toLowerCase converts a string to lowercase letters

toUpperCase

toUpperCase converts a string to uppercase letters

trim

trim remove white space from start and end of string

trim (2).png

repeat

repeat returns a new string with a specified number of copies of an existing string

startsWith

startsWith method is used to check whether a string starts with a specific word or not. it returns true or false

endsWith

endsWith is used to check whether a string ends with a specific word or not. it returns true or false

Wrapping up!

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About the author

pratik lochawala
Software engineer | Web developer | Tech Enthusiast

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Javascript inbuilt functions

Part 1 of 3

hi all in this series I'll discuss javascript string, array, math, and other inbuilt functions

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