fix: standardize lang attribute usage in HTML tutorial on MDN to 'en-…

…US' (#679) Sets the `lang` attribute values to `en-US`. Co-authored-by: Brian Thomas Smith <[email protected]>
mdn · Dec 21, 2023 · 3ecaba0 · 3ecaba0
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diff --git a/.vscode/cspell.json b/.vscode/cspell.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://raw.githubusercontent.com/streetsidesoftware/cspell/main/cspell.schema.json",
   "version": "0.2",
-  "language": "en-US",
+  "language": "en-us",
   "languageId": "*",
   "dictionaries": [
     "bash",

diff --git a/accessibility/assessment-start/assessment-files/index.html b/accessibility/assessment-start/assessment-files/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/accessibility/multimedia/custom-controls-OOJS/index.html b/accessibility/multimedia/custom-controls-OOJS/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/accessibility/multimedia/custom-controls-basic/index.html b/accessibility/multimedia/custom-controls-basic/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/accessibility/multimedia/custom-controls-start.html b/accessibility/multimedia/custom-controls-start.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/accessibility/multimedia/native-controls.html b/accessibility/multimedia/native-controls.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/accessibility/tasks/html-css/aria/aria1-download.html b/accessibility/tasks/html-css/aria/aria1-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>WAI-ARIA: Task 1</title>

diff --git a/accessibility/tasks/html-css/aria/aria1.html b/accessibility/tasks/html-css/aria/aria1.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>WAI-ARIA: Task 1</title>

diff --git a/accessibility/tasks/html-css/aria/aria2-download.html b/accessibility/tasks/html-css/aria/aria2-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>WAI-ARIA: Task 2</title>

diff --git a/accessibility/tasks/html-css/aria/aria2.html b/accessibility/tasks/html-css/aria/aria2.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>WAI-ARIA: Task 2</title>

diff --git a/accessibility/tasks/html-css/css/css-a11y1-download.html b/accessibility/tasks/html-css/css/css-a11y1-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>CSS accessibility: Task 1</title>

diff --git a/accessibility/tasks/html-css/css/css-a11y1.html b/accessibility/tasks/html-css/css/css-a11y1.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>CSS accessibility: Task 1</title>

diff --git a/accessibility/tasks/html-css/css/css-a11y2-download.html b/accessibility/tasks/html-css/css/css-a11y2-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>CSS accessibility: Task 2</title>

diff --git a/accessibility/tasks/html-css/css/css-a11y2.html b/accessibility/tasks/html-css/css/css-a11y2.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>CSS accessibility: Task 2</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y1-download.html b/accessibility/tasks/html-css/html/html-a11y1-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>HTML accessibility: Task 1</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y1.html b/accessibility/tasks/html-css/html/html-a11y1.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>HTML accessibility: Task 1</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y2-download.html b/accessibility/tasks/html-css/html/html-a11y2-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>HTML accessibility: Task 2</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y2.html b/accessibility/tasks/html-css/html/html-a11y2.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>HTML accessibility: Task 2</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y3-download.html b/accessibility/tasks/html-css/html/html-a11y3-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>HTML accessibility: Task 3</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y3.html b/accessibility/tasks/html-css/html/html-a11y3.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>HTML accessibility: Task 3</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y4-download.html b/accessibility/tasks/html-css/html/html-a11y4-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>HTML accessibility: Task 4</title>

diff --git a/accessibility/tasks/html-css/html/html-a11y4.html b/accessibility/tasks/html-css/html/html-a11y4.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8" />
     <title>HTML accessibility: Task 4</title>

diff --git a/accessibility/tasks/js/aria/aria-js1-download.html b/accessibility/tasks/js/aria/aria-js1-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>JavaScript accessibility: Task 1</title>

diff --git a/accessibility/tasks/js/js/js1-download.html b/accessibility/tasks/js/js/js1-download.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en-US">
   <head>
     <meta charset="utf-8"/>
     <title>JavaScript accessibility: Task 1</title>

diff --git a/css/css-layout/flexbox/complex-flexbox.html b/css/css-layout/flexbox/complex-flexbox.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flex-align0.html b/css/css-layout/flexbox/flex-align0.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flex-align1.html b/css/css-layout/flexbox/flex-align1.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flex-ordering.html b/css/css-layout/flexbox/flex-ordering.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flexbox-wrap0.html b/css/css-layout/flexbox/flexbox-wrap0.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flexbox-wrap1.html b/css/css-layout/flexbox/flexbox-wrap1.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flexbox0.html b/css/css-layout/flexbox/flexbox0.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flexbox1.html b/css/css-layout/flexbox/flexbox1.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/flexbox/flexbox2.html b/css/css-layout/flexbox/flexbox2.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/0_two-column-layout.html b/css/css-layout/floats/0_two-column-layout.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/1-basic-example.html b/css/css-layout/floats/1-basic-example.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/1_three-column-layout.html b/css/css-layout/floats/1_three-column-layout.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/2-line-boxes.html b/css/css-layout/floats/2-line-boxes.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/2_float-disaster.html b/css/css-layout/floats/2_float-disaster.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/2a_fixed-by-clear.html b/css/css-layout/floats/2a_fixed-by-clear.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/3-clearing.html b/css/css-layout/floats/3-clearing.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/3_broken-layout.html b/css/css-layout/floats/3_broken-layout.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/4-clearfix.html b/css/css-layout/floats/4-clearfix.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
   <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/4_fixed-layout-border-box.html b/css/css-layout/floats/4_fixed-layout-border-box.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/5-overflow.html b/css/css-layout/floats/5-overflow.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/5_fixed-height-columns.html b/css/css-layout/floats/5_fixed-height-columns.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/6-flow-root.html b/css/css-layout/floats/6-flow-root.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/fixed-layout-adjusted-percentages.html b/css/css-layout/floats/fixed-layout-adjusted-percentages.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/simple-float.html b/css/css-layout/floats/simple-float.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/three-column-layout-wrong-order.html b/css/css-layout/floats/three-column-layout-wrong-order.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/floats/two-column-layout-fixed.html b/css/css-layout/floats/two-column-layout-fixed.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/fundamental-layout-comprehension-finish/index.html b/css/css-layout/fundamental-layout-comprehension-finish/index.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">

diff --git a/css/css-layout/fundamental-layout-comprehension/index.html b/css/css-layout/fundamental-layout-comprehension/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">

diff --git a/css/css-layout/grids/0-starting-point.html b/css/css-layout/grids/0-starting-point.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/grids/1-fixed-columns.html b/css/css-layout/grids/1-fixed-columns.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/grids/10-template-completed.html b/css/css-layout/grids/10-template-completed.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width">

diff --git a/css/css-layout/grids/11-grid-system-starting-point.html b/css/css-layout/grids/11-grid-system-starting-point.html
@@ -1,5 +1,5 @@
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-<html lang="en-us">
+<html lang="en-US">
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     <meta name="viewport" content="width=device-width">