What is the use of encodeURIComponent in Javascript?

What is the use of encodeURIComponent in Javascript?

The encodeURIComponent() function encodes a URI by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be four escape sequences for characters composed of two “surrogate” characters).

What is encodeURI and decodeURI in JavaScript?

encodeURI() and decodeURI() functions in JavaScript. The encodeURI() function encodes the complete URI including special characters except except (, /? : @ & = + $ #) characters. The decodeURI() function decodes the URI generated by the encodeURI() function.

What does decodeURIComponent return?

decodeURIComponent() function: It decodes a string previously encoded by encodeURIComponent() function. It returns a decoded URI Component by replacing each UTF-8 escape sequence with the characters it represents. It can decode any value between %00 and %7F.

What is decode URI?

The decodeURI() function decodes a Uniform Resource Identifier (URI) previously created by encodeURI() or by a similar routine.

What is the difference between decodeURIComponent and decodeURI?

decodeURI is used to decode complete URIs that have been encoded using encodeURI . Another similar function is decodeURIComponent . The difference is that the decodeURIComponent is used to decode a part of the URI and not the complete URI.

What is the return value of encodeURI?

Return Value: This function returns the encoded string. The decodeURI() function is used to decode URI generated by encodeURI(). Parameters: This function accepts single parameter complete_encoded_uri_string which holds the encoded string. Return Value: This function returns the decoded string (original string).

Why does javascript use UTF-16?

JS does require UTF-16, because the surrogate pairs of non-BMP characters are separable in JS strings. Any JS implementation using UTF-8 would have to convert to UTF-16 for proper answers to . length and array indexing on strings. Still doesn’t mean that it has to store the strings in UTF-16.

Why does JavaScript use UTF-16?

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