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Annotation of embedaddon/php/ext/standard/tests/math/pow_basic2.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test pow() - basic function test pow() - with large exponents
                      3: --INI--
                      4: precision=14
                      5: --FILE--
                      6: <?php
                      7: 
                      8: $large_exp = 20000;
                      9: 
                     10: echo "\n-- The following all result in INF --\n";
                     11: var_dump(pow(24, $large_exp)); 
                     12: var_dump(pow(0.24, -$large_exp));
                     13: var_dump(pow(-0.24, -$large_exp));
                     14: 
                     15: echo "\n\n-- The following all result in 0 --\n";
                     16: var_dump(pow(0.24, $large_exp));
                     17: var_dump(pow(-0.24, $large_exp));
                     18: var_dump(pow(24, -$large_exp));
                     19: var_dump(pow(-24, -$large_exp));  
                     20: 
                     21: echo "\n\n-- The following all result in -0 --\n";
                     22: var_dump(pow(-0.24, $large_exp+1));
                     23: 
                     24: echo "\n\n-- The following all result in -INF --\n";
                     25: var_dump(pow(-24, $large_exp+1));
                     26: var_dump(pow(-0.24, -$large_exp+1));
                     27: 
                     28: ?>
                     29: ===Done===
                     30: --EXPECTF--
                     31: 
                     32: -- The following all result in INF --
                     33: float(INF)
                     34: float(INF)
                     35: float(INF)
                     36: 
                     37: 
                     38: -- The following all result in 0 --
                     39: float(0)
                     40: float(0)
                     41: float(0)
                     42: float(0)
                     43: 
                     44: 
                     45: -- The following all result in -0 --
                     46: float(%s)
                     47: 
                     48: 
                     49: -- The following all result in -INF --
                     50: float(-INF)
                     51: float(-INF)
                     52: ===Done===