String Functions

Modified on Thu, 17 Aug 2023

8 minutes read

This document is a draft version and subject to further review and revision. Please refrain from distributing or relying on its contents as final.

UI Element	Description
capitalize	Convert the first character of text to upper case and the remaining to lower case
deburr	Deburr string by converting Latin-1 supplementary letters to basic Latin letters and removing combining diacritical marks
ends with	Check if a string ends with the given target string
escapeRegExp	Escape the RegExp special characters in the text
lowerCase	Convert string, as space-separated words, to lowercase
pad	Pad string on the left and right sides if it's shorter than the length. Padding characters are truncated if they can't be evenly divided by the length
padEnd	Pad string on the right side if it's shorter than the length. Padding characters are truncated if they exceed the length
padStart	Pad string on the left side if it's shorter than length. Padding characters are truncated if they exceed length
repeat	Repeat the given string n times
replace	Replace matches for pattern in string with replacement
snakeCase	Convert string to snake case
split	Split string by separator
startsWith	Check if string starts with the given target string
toLower	Convert string, as a whole, to lower case
toUpper	Convert string, as a whole, to upper case
trim	Remove leading and trailing whitespace or specified characters from the string
trimEnd	Remove trailing whitespace or specified characters from a string
trimStart	Remove leading whitespace or specified characters from string
truncate	Truncate string if it's longer than the given maximum string length. The last characters of the truncated string are replaced with the omission string which defaults to ...
words	Split string into an array of its words
toString	Convert `value` to a string. An empty string is returned for `null` and `undefined` values. The sign of `-0` is preserved.
startsWith	Check if string starts with the given target string
substrings	Extract a substring from the given string by using the index values.
regexReplace	Replace matches for `pattern` in `input` string with `replacement`.
regexSearch	Return first index of match for `pattern` in `input` string. Return `-1` if there is no match.
stringIndexOf	Return the index of the first occurrence of the specified substring at a position greater than or equal to position, which defaults to 0.
jsonStringify	Convert the input value to a JSON string
getUrlQueryParameter	Return the first value associated with the given search parameter in a URL.
left	Return a specified number of characters from the beginning of a string
removeCharacters	Remove a list of characters from a string
	Convert the JSON string value to an object
removeNonAlphaNumericCharacters	Remove non-alphanumeric characters (excluding letters and digits) from a string
removeNonAlphaNumericCharactersFromEdges	Remove non-alphanumeric characters (excluding letters and digits) from the edges of a string
removeNonNumericCharacters	Remove non-numeric characters (excluding digits) from a string
replaceMultipleCharacters	Replace multiple characters in a string according to a given mapping
right	Return a specified number of characters from the end of a string
stringLength	Calculate the length of a string
textAfter	Extract the text after a specified substring in a string
textBefore	Extract the text before a specified substring in a string
toSingleSpace	Convert multiple spaces to a single space for a string
toTitleCase	Convert a string to proper case (title case)

String Functions

See Also