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title="tokenizer">tokenizer</span></a>, written in Flex (see <ahref="refs.html#ref-FLEX" rel="biblioentry" class="noxref"><spanclass="normref">[FLEX]</span></a>)
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notation. The tokenizer is case-insensitive.
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<p>The twooccurrences of "\377" represent the highest character
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number that current versions of Flex can deal with (decimal 255). They
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<p>The <del>two</del><del>occurrences</del><del>of</del>"\377" <del>represent</del><ins>represents</ins> the highest character
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number that current versions of Flex can deal with (decimal 255). <del>They</del><ins>It</ins>
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should be read as "\4177777" (decimal 1114111), which is the highest
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possible code point in <aname="x4"><spanclass="index-inst"
<p><del>A</del><del>CSS</del><del>user</del><del>agent</del><del>that</del><del>encounters</del><del>an</del><del>unrecognized</del><del>at-rule</del><del>must</del><del>ignore</del><del>the</del><del>whole</del><del>of</del><del>the</del><del>at-rule</del><del>and</del><del>continue</del><del>parsing</del><del>after</del><del>it.</del><del>CSS2</del><ins>CSS 2.1</ins> user agents must <spanclass="index-inst" title="ignore"><aname="x9"
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href="#ignore">ignore</a></span> any <a
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href="cascade.html#at-import">'@import'</a> rule that occurs inside a <a
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href="#block">block</a> or <del>that</del><del>doesn't</del><del>precede</del><del>all</del><del>rule</del><del>sets.</del><ins>after</ins><ins>any</ins><ins>valid</ins><ins>statement</ins><ins>other</ins><ins>than</ins><ins>an</ins><aname="x10"><span
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href="#block">block</a> or <del>that</del><del>doesn't</del><del>precede</del><del>all</del><del>rule</del><del>sets.</del><del>Illegal</del><del>example(s):</del><del>Assume,</del><del>for</del><del>example,</del><ins>after</ins><ins>any</ins><ins>valid</ins><ins>statement</ins><ins>other</ins><ins>than</ins><ins>an</ins><aname="x10"><span
starts with a left curly brace ({) and ends with the matching right
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curly brace (}). In between there may be any <del>characters,</del><ins>tokens,</ins> except that
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parentheses (( )), brackets ([ ]) and braces ({ }) must
@@ -740,7 +746,7 @@ <h2>4.2 <a name="parsing-errors">Rules for handling parsing
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h1 { color: blue }
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</code></pre>
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<p><del>4.3</del><del>Values</del><del>4.3.1</del><del>Integers</del><del>and</del><del>real</del><del>numbers</del><del>Some</del><del>value</del><del>types</del><del>may</del><del>have</del><del>integer</del><del>values</del><del>(denoted</del><del>by</del><del><integer></del><del>)</del><del>or</del><del>real</del><del>number</del><del>values</del><del>(denoted</del><del>by</del><del><number></del><del>).</del><del>Real</del><del>numbers</del><del>and</del><del>integers</del><del>are</del><del>specified</del><del>in</del><del>decimal</del><del>notation</del><del>only.</del><del>An</del><del><integer></del><del>consists</del><del>of</del><del>one</del><del>or</del><del>more</del><del>digits</del><del>"0"</del><del>to</del><del>"9".</del><del>A</del><del><number></del><del>can</del><del>either</del><del>be</del><ins>Something</ins><ins>inside</ins> an <del><integer>,</del><ins>at-rule</ins><ins>that</ins><ins>is</ins><ins>ignored</ins><ins>because</ins><ins>it</ins><ins>is</ins><ins>invalid,</ins>
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<p><del>4.3</del><del>Values</del><del>4.3.1</del><del>Integers</del><del>and</del><del>real</del><del>numbers</del><del>Some</del><del>value</del><del>types</del><del>may</del><del>have</del><del>integer</del><del>values</del><del>(denoted</del><del>by</del><del><integer></del><del>)</del><del>or</del><del>real</del><del>number</del><del>values</del><del>(denoted</del><del>by</del><del><number></del><del>).</del><del>Real</del><del>numbers</del><del>and</del><del>integers</del><del>are</del><del>specified</del><del>in</del><del>decimal</del><del>notation</del><del>only.</del><ins>Something</ins><ins>inside</ins> an <del><integer></del><del>consists</del><del>of</del><del>one</del><del>or</del><del>more</del><del>digits</del><del>"0"</del><del>to</del><del>"9".</del><ins>at-rule</ins><ins>that</ins><ins>is</ins><ins>ignored</ins><ins>because</ins><ins>it</ins><ins>is</ins><ins>invalid,</ins>
<ins>font.</ins> The <spanclass="descinst-x-height"><del>x-height</del><ins>'x-height'</ins></span> is so called
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because it is often equal to the height of the lowercase "x". However,
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an 'ex' is defined even for fonts that don't contain an "x".</p>
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<p><del>Example(s):</del><del>The</del><del>rule:</del><del>H1</del><del>{</del><del>line-height:</del><del>1.2em</del><del>}</del><del>means</del><del>that</del>The <del>line</del><del>height</del><ins>x-height</ins> of <del>H1</del><del>elements</del><del>will</del><del>be</del><del>20%</del><del>greater</del><del>than</del><del>the</del><ins>a</ins>font<del>size</del><del>of</del><del>the</del><del>H1</del><del>elements.</del><ins>can</ins><ins>be</ins><ins>found</ins><ins>in</ins><ins>different</ins><ins>ways.</ins><ins>Some</ins><ins>fonts</ins>
<p><del>Example(s):</del><del>The</del><del>rule:</del><del>H1</del><del>{</del><del>line-height:</del><del>1.2em</del><del>}</del><del>means</del><del>that</del>The <del>line</del><del>height</del><ins>x-height</ins> of <del>H1</del><del>elements</del><del>will</del><ins>a</ins><ins>font</ins><ins>can</ins>be<del>20%</del><del>greater</del><del>than</del><ins>found</ins><ins>in</ins><ins>different</ins><ins>ways.</ins><ins>Some</ins><ins>fonts</ins>
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<ins>contain</ins><ins>reliable</ins><ins>metrics</ins><ins>for</ins> the <ins>x-height.</ins><ins>If</ins><ins>reliable</ins>font <del>size</del><del>of</del><del>the</del><del>H1</del><del>elements.</del><ins>metrics</ins><ins>are</ins>
white, and yellow. These <del>16</del><ins>17</ins> colors <del>are</del><del>defined</del><del>in</del><del>HTML</del><del>4.0</del><del>(</del><del>[HTML40]</del><del>).</del><ins>have</ins><ins>the</ins><ins>following</ins><ins>values:</ins>
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white, and yellow. These <del>16</del><ins>17</ins> colors <del>are</del><del>defined</del><del>in</del><del>HTML</del><del>4.0</del><del>(</del><del>[HTML40]</del><del>).</del><del>In</del><ins>have</ins><ins>the</ins><ins>following</ins><ins>values:</ins>
<p>A CSSstylesheet is a sequence of characters from the Universal
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<p><ins>A</ins><ins>CSS</ins><ins>style</ins><ins>sheet</ins><ins>is</ins><ins>a</ins><ins>sequence</ins><ins>of</ins><ins>characters</ins> from the Universal
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Character Set (see <ahref="refs.html#ref-ISO10646" rel="biblioentry" class="noxref"><spanclass="normref">[ISO10646]</span></a>). For transmission and
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storage, these characters must be <aname="x50"><spanclass="index-def"
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title="character encoding">encoded</span></a> by a character encoding that
<ins>Any</ins><ins>content</ins> in the <del>case</del><del>of</del><del>replaced</del><del>elements</del><del>).</del><del>Any</del><del>floated</del><del>box</del><del>becomes</del><ins>current</ins><ins>line</ins><ins>before</ins> a <del>block</del><ins>floated</ins> box <del>that</del>is <del>shifted</del><del>to</del><del>the</del><del>left</del><del>or</del><del>right</del><del>until</del><del>its</del><del>outer</del><del>edge</del><del>touches</del><ins>reflowed</ins>
title="tokenizer">tokenizer</span></a>, written in Flex (see <ahref="refs.html#ref-FLEX" rel="biblioentry" class="noxref"><spanclass="normref">[FLEX]</span></a>)
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notation. The tokenizer is case-insensitive.
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-
<p>The twooccurrences of "\377" represent the highest character
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-
number that current versions of Flex can deal with (decimal 255). They
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+
<p>The <del>two</del><del>occurrences</del><del>of</del>"\377" <del>represent</del><ins>represents</ins> the highest character
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+
number that current versions of Flex can deal with (decimal 255). <del>They</del><ins>It</ins>
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should be read as "\4177777" (decimal 1114111), which is the highest
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possible code point in <aname="x4"><spanclass="index-inst"
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