Most common javascript string function
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
substring
substring Extracts the characters from a string, between two specified indices
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
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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