php get variable by string name
${$variableName} or $$variableName;
//example:
$variableName = 'foo';
$foo = 'bar';
// The following are all equivalent, and all output "bar":
echo $foo;
echo ${$variableName};
echo $$variableName;php get variable by string name
${$variableName} or $$variableName;
//example:
$variableName = 'foo';
$foo = 'bar';
// The following are all equivalent, and all output "bar":
echo $foo;
echo ${$variableName};
echo $$variableName;Copyright © 2021 Codeinu
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