EQUAL TO OR LESS-THAN·U+22DC

Character Information

Code Point
U+22DC
HEX
22DC
Unicode Plane
Basic Multilingual Plane
Category
Math Symbol

Character Representations

Click elements to copy
EncodingHexBinary
UTF8
E2 8B 9C
11100010 10001011 10011100
UTF16 (big Endian)
22 DC
00100010 11011100
UTF16 (little Endian)
DC 22
11011100 00100010
UTF32 (big Endian)
00 00 22 DC
00000000 00000000 00100010 11011100
UTF32 (little Endian)
DC 22 00 00
11011100 00100010 00000000 00000000
HTML Entity
⋜
URI Encoded
%E2%8B%9C

Description

The Unicode character U+22DC, known as "Less-Than or Equal to" (≤), holds a vital role in the realm of mathematics, computer programming, and digital text. In mathematical expressions, this symbol is used to denote the inequality "less than or equal to," which compares two values and determines if the first value is less than or equal to the second. This inequality sign is commonly found in algebraic expressions, equations, and logical conditions. In computer programming languages like C, C++, Java, and Python, U+22DC is employed for comparison operators when evaluating conditional statements. It helps programmers make decisions based on the values of variables or data inputs. The use of this symbol ensures clear communication in source code and aids in maintaining consistency in digital text. Although it may appear in various programming languages, U+22DC's primary usage remains consistent across different platforms due to its universal nature in Unicode. Its cultural, linguistic, or technical context is mainly focused on ensuring accurate representation, readability, and functionality in mathematical equations and software applications worldwide.

How to type the symbol on Windows

Hold Alt and type 8924 on the numpad. Or use Character Map.

  1. Step 1: Determine the UTF-8 encoding bit layout

    The character has the Unicode code point U+22DC. In UTF-8, it is encoded using 3 bytes because its codepoint is in the range of 0x0800 to 0xffff.

    Therefore we know that the UTF-8 encoding will be done over 16 bits within the final 24 bits and that it will have the format: 1110xxxx 10xxxxxx 10xxxxxx
    Where the x are the payload bits.

    UTF-8 Encoding bit layout by codepoint range
    Codepoint RangeBytesBit patternPayload length
    U+0000 - U+007F10xxxxxxx7 bits
    U+0080 - U+07FF2110xxxxx 10xxxxxx11 bits
    U+0800 - U+FFFF31110xxxx 10xxxxxx 10xxxxxx16 bits
    U+10000 - U+10FFFF411110xxx 10xxxxxx 10xxxxxx 10xxxxxx21 bits
  2. Step 2: Obtain the payload bits:

    Convert the hexadecimal code point U+22DC to binary: 00100010 11011100. Those are the payload bits.

  3. Step 3: Fill in the bits to match the bit pattern:

    Obtain the final bytes by arranging the paylod bits to match the bit layout:
    11100010 10001011 10011100