| abs | PHP 3.0 |
int abs(int number) |
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Returns the absolute value of the number. |
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| acos | PHP 3.0 |
float acos(float number) |
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Returns the arc cosine of the number in radians. |
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| acosh | PHP 4.1.0 |
float acosh(float number) |
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Returns the inverse hyperbolic cosine of the number (i.e., the value whose hyperbolic cosine is number). |
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| asin | PHP 3.0 |
float asin(float number) |
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Returns the arc sine of the number in radians. |
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| asinh | PHP 4.1.0 |
float asinh(float number) |
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Returns the inverse hyperbolic sine of the number (i.e., the value whose hyperbolic sine is number). |
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| atan2 | PHP 3.0.5 |
float atan2(float y, float x) |
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Returns the arc tangent of y / x , with the resulting quadrant determined by the signs of y and x. |
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| atan | PHP 3.0 |
float atan(float number) |
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Returns the arc tangent of the number in radians. |
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| atanh | PHP 4.1.0 |
float atanh(float number) |
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Returns the inverse hyperbolic tangent of the number (i.e., the value whose hyperbolic tangent is number). |
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| base_convert | PHP 3.0.6 |
string base_convert(string number, int frombase, int tobase) |
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Converts a number in a string from any base to any other base (where both bases are less than or equal to 36). |
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| bindec | PHP 3.0 |
int bindec(string binary_number) |
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Returns the decimal equivalent of a binary number. |
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| ceil | PHP 3.0 |
float ceil(float number) |
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Returns the next highest integer value of the number. |
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| cos | PHP 3.0 |
float cos(float number) |
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Returns the cosine of the number in radians. |
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| cosh | PHP 4.1.0 |
float cosh(float number) |
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Returns the hyperbolic cosine of the number. |
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| decbin | PHP 3.0 |
string decbin(int decimal_number) |
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Returns a string containing a binary representation of the number. |
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| dechex | PHP 3.0 |
string dechex(int decimal_number) |
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Returns a string containing a hexadecimal representation of the number. |
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| decoct | PHP 3.0 |
string decoct(int decimal_number) |
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Returns a string containing an octal representation of the number. |
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| deg2rad | PHP 3.0.4 |
float deg2rad(float number) |
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Converts the number in degrees to the radian equivalent. |
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| exp | PHP 3.0 |
float exp(float number) |
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Returns e raised to the power of the number. |
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| expm1 | PHP 4.1.0 |
float expm1(float number) |
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Returns exp(number) - 1 , computed in a way that is accurate even when the value of number is close to zero. |
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| floor | PHP 3.0 |
float floor(float number) |
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Returns the next lowest integer value from the number. |
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| fmod | PHP 4.1.0 |
float fmod(float x, float y) |
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Returns the remainder of dividing x by y as a float. |
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| getrandmax | PHP 3.0 |
int getrandmax(void) |
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Returns the maximum value a random number can have. |
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| hexdec | PHP 3.0 |
int hexdec(string hexadecimal_number) |
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Returns the decimal equivalent of the hexadecimal number. |
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| is_finite | PHP 4.1.0 |
bool is_finite(float val) |
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Returns whether argument is finite. |
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| is_infinite | PHP 4.1.0 |
bool is_infinite(float val) |
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Returns whether argument is infinite. |
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| is_nan | PHP 4.1.0 |
bool is_nan(float val) |
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Returns whether argument is not a number. |
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| lcg_value | PHP 4.0 |
float lcg_value( ) |
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Returns a value from the combined linear congruential generator. |
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| log10 | PHP 3.0 |
float log10(float number) |
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Returns the base-10 logarithm of the number. |
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| log1p | PHP 4.1.0 |
float log1p(float number) |
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Returns log(1 + number) , computed in a way that is accurate even when the value of number is close to zero. |
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| log | PHP 3.0 |
float log(float number) |
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Returns the natural logarithm of the number. |
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| max | PHP 3.0 |
mixed max(mixed arg1[, mixed arg2[, mixed ...]]) |
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Return the highest value in an array or a series of arguments. |
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| min | PHP 3.0 |
mixed min(mixed arg1[, mixed arg2[, mixed ...]]) |
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Returns the lowest value in an array or a series of arguments. |
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| mt_getrandmax | PHP 3.0.6 |
int mt_getrandmax(void) |
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Returns the maximum value a random number from Mersenne Twister can have. |
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| mt_rand | PHP 3.0.6 |
int mt_rand([int min, int max]) |
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Returns a random number from Mersenne Twister. |
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| mt_srand | PHP 3.0.6 |
void mt_srand([int seed]) |
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Seeds Mersenne Twister random number generator. |
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| octdec | PHP 3.0 |
int octdec(string octal_number) |
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Returns the decimal equivalent of an octal string. |
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| pi | PHP 3.0 |
float pi(void) |
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Returns an approximation of pi. |
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| pow | PHP 3.0 |
number pow(number base, number exponent) |
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Returns base raised to the power of exponent (as an integer result when possible). |
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| rad2deg | PHP 3.0.4 |
float rad2deg(float number) |
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Converts the radian number to the equivalent number in degrees. |
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| rand | PHP 3.0 |
int rand([int min, int max]) |
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Returns a random number. |
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| round | PHP 3.0 |
float round(float number[, int precision]) |
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Returns the number rounded to specified precision. |
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| sin | PHP 3.0 |
float sin(float number) |
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Returns the sine of the number in radians. |
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| sinh | PHP 4.1.0 |
float sinh(float number) |
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Returns the hyperbolic sine of the number. |
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| sqrt | PHP 3.0 |
float sqrt(float number) |
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Returns the square root of the number. |
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| srand | PHP 3.0 |
void srand([int seed]) |
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Seeds random number generator. |
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| tan | PHP 3.0 |
float tan(float number) |
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Returns the tangent of the number in radians. |
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| tanh | PHP 4.1.0 |
float tanh(float number) |
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Returns the hyperbolic tangent of the number. |
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