interface String
Private

Index Signatures

readonly [index: number] : string

Properties

readonly
length: number

Returns the length of a String object.

Methods

toString(): string

Returns a string representation of a string.

charAt(pos: number): string

Returns the character at the specified index.

charCodeAt(index: number): number

Returns the Unicode value of the character at the specified location.

concat(...strings: string[]): string

Returns a string that contains the concatenation of two or more strings.

indexOf(
searchString: string,
position?: number,
): number

Returns the position of the first occurrence of a substring.

lastIndexOf(
searchString: string,
position?: number,
): number

Returns the last occurrence of a substring in the string.

localeCompare(that: string): number

Determines whether two strings are equivalent in the current locale.

match(regexp: string | RegExp): RegExpMatchArray | null

Matches a string with a regular expression, and returns an array containing the results of that search.

replace(
searchValue: string | RegExp,
replaceValue: string,
): string

Replaces text in a string, using a regular expression or search string.

replace(
searchValue: string | RegExp,
replacer: (
substring: string,
...args: any[],
) => string,
): string

Replaces text in a string, using a regular expression or search string.

search(regexp: string | RegExp): number

Finds the first substring match in a regular expression search.

slice(
start?: number,
end?: number,
): string

Returns a section of a string.

split(
separator: string | RegExp,
limit?: number,
): string[]

Split a string into substrings using the specified separator and return them as an array.

substring(
start: number,
end?: number,
): string

Returns the substring at the specified location within a String object.

toLowerCase(): string

Converts all the alphabetic characters in a string to lowercase.

toLocaleLowerCase(locales?: string | string[]): string

Converts all alphabetic characters to lowercase, taking into account the host environment's current locale.

toUpperCase(): string

Converts all the alphabetic characters in a string to uppercase.

toLocaleUpperCase(locales?: string | string[]): string

Returns a string where all alphabetic characters have been converted to uppercase, taking into account the host environment's current locale.

trim(): string

Removes the leading and trailing white space and line terminator characters from a string.

deprecated
substr(
from: number,
length?: number,
): string

Gets a substring beginning at the specified location and having the specified length.

valueOf(): string

Returns the primitive value of the specified object.

Methods

localeCompare(
that: string,
locales?: string | string[],
): number

Determines whether two strings are equivalent in the current or specified locale.

variable String

Allows manipulation and formatting of text strings and determination and location of substrings within strings.

Type