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Edit File: php_math.h
/* +----------------------------------------------------------------------+ | PHP Version 7 | +----------------------------------------------------------------------+ | Copyright (c) 1997-2018 The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 3.01 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.php.net/license/3_01.txt | | If you did not receive a copy of the PHP license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@php.net so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Jim Winstead <jimw@php.net> | | Stig S�ther Bakken <ssb@php.net> | +----------------------------------------------------------------------+ */ /* $Id$ */ #ifndef PHP_MATH_H #define PHP_MATH_H PHPAPI double _php_math_round(double, int, int); PHPAPI zend_string *_php_math_number_format(double, int, char, char); PHPAPI zend_string *_php_math_number_format_ex(double, int, char *, size_t, char *, size_t); PHPAPI zend_string * _php_math_longtobase(zval *arg, int base); PHPAPI zend_long _php_math_basetolong(zval *arg, int base); PHPAPI int _php_math_basetozval(zval *arg, int base, zval *ret); PHPAPI zend_string * _php_math_zvaltobase(zval *arg, int base); PHP_FUNCTION(sin); PHP_FUNCTION(cos); PHP_FUNCTION(tan); PHP_FUNCTION(asin); PHP_FUNCTION(acos); PHP_FUNCTION(atan); PHP_FUNCTION(atan2); PHP_FUNCTION(pi); PHP_FUNCTION(exp); PHP_FUNCTION(log); PHP_FUNCTION(log10); PHP_FUNCTION(is_finite); PHP_FUNCTION(is_infinite); PHP_FUNCTION(is_nan); PHP_FUNCTION(pow); PHP_FUNCTION(sqrt); PHP_FUNCTION(rand); PHP_FUNCTION(mt_srand); PHP_FUNCTION(mt_rand); PHP_FUNCTION(mt_getrandmax); PHP_FUNCTION(abs); PHP_FUNCTION(ceil); PHP_FUNCTION(floor); PHP_FUNCTION(round); PHP_FUNCTION(decbin); PHP_FUNCTION(dechex); PHP_FUNCTION(decoct); PHP_FUNCTION(bindec); PHP_FUNCTION(hexdec); PHP_FUNCTION(octdec); PHP_FUNCTION(base_convert); PHP_FUNCTION(number_format); PHP_FUNCTION(fmod); PHP_FUNCTION(deg2rad); PHP_FUNCTION(rad2deg); PHP_FUNCTION(intdiv); /* WARNING: these functions are expermental: they could change their names or disappear in the next version of PHP! */ PHP_FUNCTION(hypot); PHP_FUNCTION(expm1); PHP_FUNCTION(log1p); PHP_FUNCTION(sinh); PHP_FUNCTION(cosh); PHP_FUNCTION(tanh); PHP_FUNCTION(asinh); PHP_FUNCTION(acosh); PHP_FUNCTION(atanh); #include <math.h> #ifndef M_E #define M_E 2.7182818284590452354 /* e */ #endif #ifndef M_LOG2E #define M_LOG2E 1.4426950408889634074 /* log_2 e */ #endif #ifndef M_LOG10E #define M_LOG10E 0.43429448190325182765 /* log_10 e */ #endif #ifndef M_LN2 #define M_LN2 0.69314718055994530942 /* log_e 2 */ #endif #ifndef M_LN10 #define M_LN10 2.30258509299404568402 /* log_e 10 */ #endif #ifndef M_PI #define M_PI 3.14159265358979323846 /* pi */ #endif #ifndef M_PI_2 #define M_PI_2 1.57079632679489661923 /* pi/2 */ #endif #ifndef M_PI_4 #define M_PI_4 0.78539816339744830962 /* pi/4 */ #endif #ifndef M_1_PI #define M_1_PI 0.31830988618379067154 /* 1/pi */ #endif #ifndef M_2_PI #define M_2_PI 0.63661977236758134308 /* 2/pi */ #endif #ifndef M_SQRTPI #define M_SQRTPI 1.77245385090551602729 /* sqrt(pi) */ #endif #ifndef M_2_SQRTPI #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ #endif #ifndef M_LNPI #define M_LNPI 1.14472988584940017414 /* ln(pi) */ #endif #ifndef M_EULER #define M_EULER 0.57721566490153286061 /* Euler constant */ #endif #ifndef M_SQRT2 #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ #endif #ifndef M_SQRT1_2 #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ #endif #ifndef M_SQRT3 #define M_SQRT3 1.73205080756887729352 /* sqrt(3) */ #endif /* Define rounding modes (all are round-to-nearest) */ #ifndef PHP_ROUND_HALF_UP #define PHP_ROUND_HALF_UP 0x01 /* Arithmetic rounding, up == away from zero */ #endif #ifndef PHP_ROUND_HALF_DOWN #define PHP_ROUND_HALF_DOWN 0x02 /* Down == towards zero */ #endif #ifndef PHP_ROUND_HALF_EVEN #define PHP_ROUND_HALF_EVEN 0x03 /* Banker's rounding */ #endif #ifndef PHP_ROUND_HALF_ODD #define PHP_ROUND_HALF_ODD 0x04 #endif #endif /* PHP_MATH_H */