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--- uphp:functions:strval [2017/05/08 14:36]
jeff
+++ uphp:functions:strval [2021/09/13 05:57]
@@ Line 1: / Line 1: @@
-======strval======
-<badge>WMPRO, WMMINI FW >= 1.0</badge> <badge>WMMEGA FW >= 2.0</badge>
-<html>Return the <b><span style="color:green">string<span style="color:black"></b> equivalent of a <b><span style="color:green">number<span style="color:black"></b></html>
-====Description====
-<well size="sm">
-<html>
-<span style="font-size:125%;color:green">string
-<span style="color:black">strval (
-<span style="color:green">mixed
-<span style="color:blue">$value
-<span style="color:black">)
-</html>
-</well>
-Type cast an <html><b><span style="color:green">integer<span style="color:black"></b> or <b><span style="color:green">float<span style="color:black"></b> variable into a <b><span style="color:green">string<span style="color:black"></b> variable</html>
-====Parameter====
-<html><b><span style="color:blue">$value<span style="color:black"></b>:  A <b><span style="color:green">number<span style="color:black"></b> (<b><span style="color:green">int<span style="color:black"></b> or <b><span style="color:green">float<span style="color:black"></b>)</html>
-====Return Value====
-^<html><span style="color:blue"><b>$value<span style="color:black"> TYPE</html>^RETURN VALUE^
-|<html><b><span style="color:green">int<span style="color:black"></b> or <b><span style="color:green">float</b></html>|<html><b><span style="color:green">String<span style="color:black"></b> equivalent (this is the main use of this function)</html>|
-|<html><b><span style="color:green">array</b></html>|<html>Empty <b><span style="color:green">string<span style="color:black"></b></html>|
-|<html><b><span style="color:green">string</b></html>|<html><b><span style="color:green">String<span style="color:black"></b> (unchanged)</html>|
-====Examples====
-<code php>
-<pre><?
-  $i=100;
-  $str=strval($i);
-  print("The string value of the integer '".$i."' is '".$str."'\r\n");
-  $f=1.55;
-  $str=strval($f);
-  print("The string value of the float '".$f."' is '".$str."'\r\n");
-  $s="100 dollars"
-  print("The string value of the string '".$s."' is '".strval($s)."'\r\n");
-  $arr1=array();            // empty array
-  print("strval($arr1)='".strval($arr1)."'\r\n");
-  $arr2=array("1","2","3"); // array with values
-  print("strval($arr2)='".strval($arr2)."'\r\n");
-?></pre>
-</code>
-The above example will output:
-<code>
-The string value of the integer '100' is '100'
-The string value of the float '1.550000' is '1.550000'
-The string value of the string '100 dollars' is '100 dollars'
-strval($arr1)=''
-strval($arr2)=''
-</code>
-====Note====
-This function performs no formatting on the returned value. If you are looking for a way to format a numeric value as a <html><b><span style="color:green">string<span style="color:black"></b></html>, please see:
-[[number_format()]] - Format the <html><b><span style="color:green">number<span style="color:black"></b></html> with the specified number of digits of precision
-[[print(f)]] - Print a formatted <html><b><span style="color:green">string<span style="color:black"></b></html> to standard output
-[[sprintf()]] - <html>Format a <b><span style="color:green">string<span style="color:black"></b> using the format specified using the passed parameters and return a <b><span style="color:green">string<span style="color:black"></b></html>
-[[strftime()]] - Format a Linux timestamp using a format <html><b><span style="color:green">string</b></html>
-====See Also====
-[[intval()]] - <html>Return the <b><span style="color:green">integer<span style="color:black"></b> value of a <b><span style="color:green">number<span style="color:black"></b> or <b><span style="color:green">string<span style="color:black"></b></html>
-[[floatval()]] - <html>Return the <b><span style="color:green">float<span style="color:black"></b> value of a <b><span style="color:green">number<span style="color:black"></b> or <b><span style="color:green">string<span style="color:black"></b></html>
-[[is_numeric()]] - <html>Check if a value is numeric (<b><span style="color:green">int<span style="color:black"></b>, <b><span style="color:green">float<span style="color:black"></b> or numeric <b><span style="color:green">string<span style="color:black"></b>)</html>
-[[uphp:variables|uPHP Variable Types and Limits]]

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