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Comments Control Character
BlockC0 Controls and Basic Latin (Basic Latin)
Sub-BlockC0 controls
CategoryCc / Other, control
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DescriptionThe null character (also null terminator) is a control character with the value zero. It is often abbreviated as NUL (or NULL though in some contexts that term is used for the null pointer, a different object). In 8-bit codes, it is known as a null byte.
How to type "" in Windows? hold alt
type +
type 0
release alt
How to type "" in Linux? hold ctrl+shift
type U 0
release ctrl+shift