JavaScript String Properties and methods

String properties:

Constructor: Returns the function that created the string attribute;

Length: Returns the lengths of the strings;

Prototype: Allows you to add properties and methods to an object;

String properties:

CharAt (): Returns the character at the specified index position;

charCodeAt (): Returns the Unicode value of the specified index position character;

Concat (): Concatenate two or more strings, returning the concatenated string;

fromCharCode (): Converts a character to a Unicode value;

IndexOf (): Returns the position of the first occurrence of the specified character in a string;

LastIndexOf (): Returns the position of the last occurrence of the specified character in the string;

Localecompare (): Compares two strings in a local-specific order;

Match (): Find the match of one or more regular expressions;

Replace (): Replaces a substring that matches a regular expression;

Search (): Retrieves the value that matches the regular expression;

Slice (): Extracts a fragment of a string and returns the extracted part in a new string;

Split (): Splits a string into a substring array;

SUBSTR (): Extracts the specified number of characters from the starting index number in the string;

SUBSTRING (): Extracts the characters between two specified index numbers in a string;

toLocaleLowerCase (): Converts a string to lowercase based on the host's locale, with only a few languages (such as Turkish) with a local case-specific mapping;

toLocaleUpperCase (): Converts a string to uppercase based on the host's locale, with only a few languages (such as Turkish) with a local case-specific mapping;

toLowerCase (): Converts the string to lowercase;

ToString (): Returns the value of the string object;

toUpperCase (): Converts the string to uppercase;

Trim (): Remove the string from the end of the white space;

ValueOf (): Returns the original value of a string object;

　　

JavaScript String Properties and methods