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--- uphp:functions:explode [2017/04/12 12:54]
jeff
+++ uphp:functions:explode [2021/02/02 10:14]
admin
@@ Line 7: / Line 7: @@
 ====Description====
-<well size="sm">
+<well size="sm"><html>
-<html>
 <span style="font-size:125%;color:green">array
-<span style="color:black">
+<span style="color:black">explode (
-</html>
-[[explode]] (
-<html>
 <span style="color:green">string
 <span style="color:blue">$value<span style="color:black">,
@@ Line 19: / Line 15: @@
 <span style="color:blue">$delimiter
 <span style="color:black">)
-</html>
+</html></well>
-</well>
 <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> by separating out the elements as bounded by a delimiter character</html>
@@ Line 29: / Line 24: @@
 <html><b><span style="color:blue">$delimiter<span style="color:black"></b></html>:  Character to use for separation
-====Return Value====
+====Return Values====
 <html><b><span style="color:green">Array<span style="color:black"></b></html> of elements
@@ Line 51: / Line 46: @@
 (string) [3] => four
 )
+?></pre>
 </code>
+Note that if only one element is present (without the separator character) then a value of -1 will be returned.  This differs from the PHP implementation.
+<code php>
+<pre><?
+  $mylist="one";
+  $myarray=explode($mylist,",");
+  // the fix for a single parameter is to use is_array
+  if (!is_array($myarray)) {
+    $myarray=array($mylist);
+  }
+  print_r($myarray)
+</code>
 ====See Also====

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