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--TEST-- Math constants --INI-- precision=14 --FILE-- <?php $constants = array( "M_E", "M_LOG2E", "M_LOG10E", "M_LN2", "M_LN10", "M_PI", "M_PI_2", "M_PI_4", "M_1_PI", "M_2_PI", "M_SQRTPI", "M_2_SQRTPI", "M_LNPI", "M_EULER", "M_SQRT2", "M_SQRT1_2", "M_SQRT3" ); foreach($constants as $constant) { printf("%-10s: %s\n", $constant, constant($constant)); } ?> --EXPECTREGEX-- M_E : 2.718281[0-9]* M_LOG2E : 1.442695[0-9]* M_LOG10E : 0.434294[0-9]* M_LN2 : 0.693147[0-9]* M_LN10 : 2.302585[0-9]* M_PI : 3.141592[0-9]* M_PI_2 : 1.570796[0-9]* M_PI_4 : 0.785398[0-9]* M_1_PI : 0.318309[0-9]* M_2_PI : 0.636619[0-9]* M_SQRTPI : 1.772453[0-9]* M_2_SQRTPI: 1.128379[0-9]* M_LNPI : 1.144729[0-9]* M_EULER : 0.577215[0-9]* M_SQRT2 : 1.414213[0-9]* M_SQRT1_2 : 0.707106[0-9]* M_SQRT3 : 1.732050[0-9]*