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--- uphp:functions:print_r [2017/03/27 21:44]
jeff created
+++ uphp:functions:print_r [2021/09/13 05:57] (current)
@@ Line 1: / Line 1: @@
 ======print_r======
 <badge>WMPRO, WMMINI FW >= 1.0</badge> <badge>WMMEGA FW >= 2.0</badge>
-Dump the contents of an array to the current output
+Dump the contents of an <html><b><span style="color:green">array<span style="color:black"></b></html> to the current output
 ====Description====
-<well size="sm">[[print_r]]
-<html>(
+<well size="sm"><html>
-<span style="color:green;">array
+<span style="font-size:125%">print_r (
-<span style="color:blue;">$array
+<span style="color:green">array
-<span style="color:black;">)
+<span style="color:blue">$array
+<span style="color:black">)
 </html></well>
+Prints human-readable information about an <html><b><span style="color:green">array<span style="color:black"></b></html>
 ====Parameter====
-<html><span style="color:blue;"><b>array</b><span style="color:black;"></html>:  The array to dump to the current output
-====Return Value====
+<html><b><span style="color:blue">$array<span style="color:black"></b></html>:  The <html><b><span style="color:green">array<span style="color:black"></b></html> to dump to the current output
+====Return Values====
 None
 ====Examples====
-**Create an array with key/value pairs and dump the contents to the current output:**
+===Create an array with key/value pairs and dump the contents to the current output===
 <code php>
@@ Line 42: / Line 48: @@
 </code>
-**Dump some different types of arrays:**
+===Dump some different types of arrays===
 <code php>
@@ Line 94: / Line 100: @@
 )
 </code>
+====Note====
+Although this function has other uses, it is most commonly used as a tool for testing and debugging new scripts.
 ====See Also====
-[[array()]] - Create an array with values
-[[array_key()]] - Return the key for an array index
+[[array()]] - Create an <html><b><span style="color:green">array<span style="color:black"></b></html>, with optional values
+[[array_key()]] - Return the key for an <html><b><span style="color:green">array<span style="color:black"></b></html> index
-[[array_keys()]] - Return keys for an array that has key/value pairs
+[[array_keys()]] - Return keys for an <html><b><span style="color:green">array<span style="color:black"></b></html> that has key/value pairs
-[[explode()]] - Turn a string into an array
+[[explode()]] - <html>Turn a <b><span style="color:green">string<span style="color:black"></b> into an <b><span style="color:green">array<span style="color:black"></b></html>
-[[implode()]] - Turn an array into a string
+[[implode()]] - <html>Turn an <b><span style="color:green">array<span style="color:black"></b> into a <b><span style="color:green">string<span style="color:black"></b></html>
-[[indexed_array()]] - Create an array of a specific type and size
+[[indexed_array()]] - Create an <html><b><span style="color:green">array<span style="color:black"></b></html> of a specific type and size
-[[is_array()]] - Return 1 if the variable is an array
+[[is_array()]] - Check if a variable is an <html><b><span style="color:green">array<span style="color:black"></b></html>
-[[json_encode]] - Encode an array as a string
+[[json_encode()]] - <html>JSON encode an <b><span style="color:green">array<span style="color:black"></b> into a <b><span style="color:green">string<span style="color:black"></b>, with optional method</html>
-[[sizeof()]] - Return the number of elements in an array
+[[sizeof()]] - Return the number of elements in an <html><b><span style="color:green">array<span style="color:black"></b></html>
 [[uphp:variables|uPHP Variable Types and Limits]]

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