This set of charts shows the Unicode Collation Algorithm values for Unicode
+characters. The characters are arranged in the following groups:
+
+
+
Null
+
Completely ignoreable (primary, secondary and tertiary levels)
+ These include control codes and various formatting codes.
+
+
+
Ignorable
+
Ignorable at a primary level, but not at a secondary or
+ tertiary level.
+ These include most accents and diacritics.
+
+
+
Variable
+
Characters that may be set to ignorable by a programmatic
+ switch.
+ These include spaces, punctuation marks, and most symbols.
+
+
+
Common
+
Characters that are none of the above, but not considered
+ letters.
+ These include numbers, currency symbols, etc.
+
+
Letters
+
According to script
+
+
+
The characters* within each group are arranged in cells. The color of the
+cell indicates the strength of the difference between that character and the previous
+character in the chart, as follows.
+
+
+
No Expansion
+
+
Expansion
+
+
+
a
+ 0061
+
Primary difference
+
dz
+ 01F3
+
Primary difference
+
+
+
á
+ 00E1
+
Secondary Difference
+
DZ
+ 01F1
+
Secondary Difference
+
+
+
A
+ 0041
+
Tertiary difference
+
Dz
+ 01F2
+
Tertiary difference
+
+
Å
+ 212B
+
Quarternary difference
+ or no difference
+
+
Quarternary difference
+ or no difference
+
+
+
+
+
+
*
+
In some cases, the UCA data table also includes contractions.
+ They can be recognized by the multiple code point numbers, as in the
+ following: