Variable function example : Dynamic Function « Functions « PHP

Variable function example

function foo() {
    echo "In foo()<br>\n";
function bar( $arg = " ) {
    echo "In bar(); argument was '$arg'.<br>\n";
$func = 'foo';
$func = 'bar';
$func( 'test' );

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2.Calling a Function Dynamically
3.Calling Variable Functions
4.Calling a Function Dynamically
5.Creating Dynamic Functions
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7.Variable Function Names
8.Using a variable function determined by some input variable
9.String Manipulation
10.Using Arrays of Lambda Functions