print array in PHP


Answers ( 1 )


    To print an array in PHP, there are several functions you can use, depending on the level of detail you need and the format you prefer for the output. Here are the most common methods:

    1. echo or print: These are basic PHP commands used to output data. However, they are not suitable for printing arrays directly, as they will only output the word "Array". To print the individual elements of a simple (non-associative, non-nested) array using echo or print, you'd typically loop through the array:

      $array = array("apple", "banana", "cherry");
      foreach ($array as $item) {
          echo $item . "\n";
    2. print_r: This function is useful for printing human-readable information about a variable, especially for debugging. It can handle nested arrays and gives a readable output:

      $array = array("apple", "banana", "cherry");


          [0] => apple
          [1] => banana
          [2] => cherry
    3. var_dump: This function outputs more detailed information than print_r, including data types and lengths. It's particularly useful for debugging more complex structures, like nested arrays or objects:

      $array = array("apple", "banana", "cherry");


      array(3) {
        string(5) "apple"
        string(6) "banana"
        string(6) "cherry"
    4. var_export: This function outputs a string representation of a variable in a way that is parsable by PHP. It's useful when you need to store a representation of a variable in a way that PHP code can later execute:

      $array = array("apple", "banana", "cherry");


      array (
        0 => 'apple',
        1 => 'banana',
        2 => 'cherry',

    Each of these methods serves a different purpose. echo and print are simple but not suitable for arrays. print_r and var_dump are more comprehensive and are commonly used for debugging. var_export is particularly useful for generating parsable PHP code from a variable.

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