(click to copy)
Char 
Unicode name <control-0001>
Unicode group Basic Latin
Unicode Code Point U+1
HTML Entity (decimal) &#1;
HTML Entity (hex) &#x1;
How to type in Microsoft Windows Alt + 1
How to type in Microsoft Office write 1 then press Alt + X
How to type in Microsoft Office write U+1 then press Alt + X
How to type in Apple Mac Hold Alt, type 1 then release
How to type in Apple Mac Hold Option, type 1 then release
UTF-8 (hex) 0x01
UTF-8 (octal) 1
UTF-8 (binary) 00000001
UTF-16 (hex) 0x0001
UTF-16 (decimal) 1
UTF-32 (hex) 0x00000001
UTF-32 (decimal) 1
How to display in C/C++/Java "\u1"
How to type in Python u"\u1"