Fix old doc.

website/content/doc-2.0.7/language.md

@@ -650,7 +650,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.1.0/language.md

@@ -681,7 +681,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.1.1/language.md

@@ -681,7 +681,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.1.2/language.md

@@ -681,7 +681,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.1.3/language.md

@@ -681,7 +681,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.1.4/language.md

@@ -681,7 +681,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.2.0/language.md

@@ -699,8 +699,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
-
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.2.1/language.md

@@ -699,8 +699,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
-
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will

website/content/doc-2.2.2/language.md

@@ -699,8 +699,10 @@ for such arguments, the default value will be used. For instance, if for some
 reason we tend to generally measure samples over a period of 2.5 seconds, we can
 make this become the value for the `duration` parameter:
 
-```{.liquidsoap include="liq/samplerate3.liq" from=0 to=0}
-
+```liquidsoap
+def samplerate(~samples, ~duration=2.5) =
+  samples / duration
+end
 ```
 
 In this way, if we do not specify a value for the duration, its value will