<HTML> <HEAD> <TITLE>isset</TITLE></HEAD> <BODY> <h1>isset</h1> <B>Category</B><p> <a href="test_commands.html">Test commands</a> / <a href="flag_commands.html">Flag commads</a><p> <p> <B>Syntax</B><p> <p> if (isset(fA)) { .....<p> if (fA) { .....<p> <B>Description</B><p> <p> Returns true if flag fA is set.<p> <B>See also</B><p> <a href="issetv.html">issetv</a><p> </BODY></HTML>