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--- uphp:functions:cos [2017/02/20 15:19]
jeff
+++ uphp:functions:cos [2021/09/13 05:57] (current)
@@ Line 1: / Line 1: @@
 ======cos======
-<badge>WMPRO, WMMINI FW > 1.0</badge> <badge>WMMEGA FW > 2.0</badge>
+<badge>WMPRO, WMMINI FW >= 1.0</badge> <badge>WMMEGA FW >= 2.0</badge>
 Return cosine of a radian angle
 ====Description====
-<well size="sm"><html><span style="font-size:125%;color:green;">float
-<span style="color:black;"></html> [[cos]]
+<well size="sm"><html>
-<html> (
+<span style="font-size:125%;color:green">float
-<span style="color:green;"> numeric
+<span style="color:black">cos (
-<span style="color:blue;"> $radian_angle
+<span style="color:green">number
-<span style="color:black;">)
+<span style="color:blue">$radian_angle
+<span style="color:black">)
 </html></well>
-====Parameters====
+====Parameter====
-<html><span style="color:blue;"><b>radian_angle</b><span style="color:black;"></html>:  Angle in radians
-====Return Value====
+<html><b><span style="color:blue">$radian_angle<span style="color:black"></b></html>:  Angle in radians
-Cosine of angle
-====Example====
+====Return Values====
-<code php><?
-$pi=3.14159;
+<html><b><span style="color:green">Float<span style="color:black"></b></html>:  Cosine of angle
-print(cos($pi)); //result is -1
-print(cos($pi*2)); //result is 1
+====Examples====
-?></code>
+<code php>
+<pre><?
+  $pi=3.14159;
+  print(cos($pi)."\r\n");   // result is -1.000000
+  print(cos($pi*2)."\r\n"); // result is  1.000000
+?></pre>
+</code>
 ====See Also====
 [[sin()]] - Return sine of a radian angle

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