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Annotation of embedaddon/php/ext/standard/tests/general_functions/var_export_basic7.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test var_export() function with valid null values
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : mixed var_export(mixed var [, bool return])
                      6:  * Description: Outputs or returns a string representation of a variable 
                      7:  * Source code: ext/standard/var.c
                      8:  * Alias to functions: 
                      9:  */
                     10: 
                     11: echo "*** Testing var_export() with valid null values ***\n";
                     12: 
                     13: // different valid  null vlaues 
                     14: $unset_var = array();
                     15: unset ($unset_var); // now a null
                     16: $null_var = NULL;
                     17: 
                     18: $valid_nulls = array(
                     19:                 "NULL" =>  NULL,
                     20:                 "null" => null,
                     21:                 "null_var" => $null_var,
                     22: );
                     23: 
                     24: /* Loop to check for above null values with var_export() */
                     25: echo "\n*** Output for null values ***\n";
                     26: foreach($valid_nulls as $key => $null_value) {
                     27:        echo "\n-- Iteration: $key --\n";
                     28:        var_export( $null_value );
                     29:        echo "\n";
                     30:        var_export( $null_value, FALSE);
                     31:        echo "\n";
                     32:        var_dump( var_export( $null_value, true) );
                     33:        echo "\n";
                     34: }
                     35: ?>
                     36: ===DONE===
                     37: --EXPECT--
                     38: *** Testing var_export() with valid null values ***
                     39: 
                     40: *** Output for null values ***
                     41: 
                     42: -- Iteration: NULL --
                     43: NULL
                     44: NULL
                     45: string(4) "NULL"
                     46: 
                     47: 
                     48: -- Iteration: null --
                     49: NULL
                     50: NULL
                     51: string(4) "NULL"
                     52: 
                     53: 
                     54: -- Iteration: null_var --
                     55: NULL
                     56: NULL
                     57: string(4) "NULL"
                     58: 
                     59: ===DONE===