Revision Difference
utf8.codes#512311
<function name="codes" parent="utf8" type="libraryfunc">⤶
<description>Returns an iterator (like <page>string.gmatch</page>) which returns both the position and codepoint of each utf8 character in the string. It raises an error if it meets any invalid byte sequence.</description>⤶
<realm>Shared</realm>⤶
<file line="141-L168">lua/includes/modules/utf8.lua</file>⤶
<args>⤶
<arg name="string" type="string">The string that you will get the codes from.</arg>⤶
</args>⤶
<rets>⤶
<ret name="" type="function">The iterator (to be used in a for loop).</ret>⤶
</rets>⤶
</function>⤶
⤶
<example>⤶
<description>Demonstrates usage of the function.</description>⤶
<code>⤶
for p, c in utf8.codes("( ͡° ͜ʖ ͡°)") do⤶
print(p,c)⤶
end⤶
</code>⤶
<output>⤶
⤶
```⤶
1 40 ⤶
2 32 ⤶
3 865 ⤶
5 176 ⤶
7 32 ⤶
8 860 ⤶
10 662 ⤶
12 32 ⤶
13 865 ⤶
15 176 ⤶
17 41⤶
```⤶
⤶
</output>⤶
⤶
</example>
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