图片转换base64 Packages

Convert an unsigned 32-bit integer to a signed 32-bit integer.

Base utilities for unsigned 8-bit integers.

Create an unsigned 8-bit integer from a literal bit representation.

Return a string giving the literal bit representation of an unsigned 8-bit integer.

Base pseudorandom number generators.

Create an unsigned 16-bit integer from a literal bit representation.

Return a string giving the literal bit representation of an unsigned 16-bit integer.

Base utilities for unsigned 32-bit integers.

Create an unsigned 32-bit integer from a literal bit representation.

Bitwise rotation to the left.

Incremental parser for delimiter-separated values (DSV).

Return the last grapheme cluster (i.e., user-perceived character) of a string.

Left pad a string.

Trim whitespace characters from the beginning of a string.

Convert a string to lowercase.

Convert a string to Pascal case.

Percent-encode a UTF-16 encoded string according to RFC 3986.

Remove the first UTF-16 code unit of a string.

Remove the first Unicode code point of a string.

Remove the first grapheme cluster (i.e., user-perceived character) of a string.