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+--TEST--
+Test sprintf() function : basic functionality - bool format
+--FILE--
+<?php
+/* Prototype : string sprintf(string $format [, mixed $arg1 [, mixed ...]])
+ * Description: Return a formatted string
+ * Source code: ext/standard/formatted_print.c
+ */
+
+echo "*** Testing sprintf() : basic functionality - using bool format ***\n";
+
+
+// Initialise all required variables
+$format = "format";
+$format1 = "%b";
+$format2 = "%b %b";
+$format3 = "%b %b %b";
+$arg1 = TRUE;
+$arg2 = FALSE;
+$arg3 = true;
+
+// Calling sprintf() with default arguments
+var_dump( sprintf($format) );
+
+// Calling sprintf() with two arguments
+var_dump( sprintf($format1, $arg1) );
+
+// Calling sprintf() with three arguments
+var_dump( sprintf($format2, $arg1, $arg2) );
+
+// Calling sprintf() with four arguments
+var_dump( sprintf($format3, $arg1, $arg2, $arg3) );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing sprintf() : basic functionality - using bool format ***
+string(6) "format"
+string(1) "1"
+string(3) "1 0"
+string(5) "1 0 1"
+Done