Variable Variables
	
	
	";
	echo $hello."
"; echo $$a."
"; // What does $$var[1] mean? // #1: get the first element then evaluate dynamically? // #2: evaluate dynamically then get the first element? // Use {} to make it clear: // echo ${$var[1]}; // for #1 // echo ${$var}[1]; // for #2 ?>  
hello
Hello everyone.
Hello everyone. 


Posted by 파노카페
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