What Is the New CSS ‘ic’ Unit and How Does It Measure CJK Text Width?
The CSS ‘ic’ unit, introduced in CSS 4, measures length based on the width of a CJK ideograph, allowing developers to specify dimensions such as ‘max-width: 2ic’ to span exactly two CJK characters, with a default value equivalent to 1 em.
CSS ‘ic’ is a new length unit designed for CJK ideographic characters (Chinese, Japanese, Korean, etc.), which controls length based on the width of a character. For example, max-width=2ic makes the container width equal to two CJK characters. It is part of the CSS 4 standard and defaults to 1 em.
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