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php常用数据函数

Jun 13, 2016 am 11:16 AM
abs php function Function Commonly used data of absolute value device return

  PHP的功能描述
ABS装置( )返回绝对值的第3号
acos ( )返回arccosine的第3号
acosh ( )返回逆双曲余弦的4号
阿辛( )返回反正弦的第3号
asinh ( )返回逆双曲正弦的4号
atan ( )返回反正切了一些作为一个数值之间的聚酰亚胺/ 2和PI / 2弧度第3
atan2 ( )返回的角度论旨的(的x , y )点作为一个数值之间的有价证券投资和有价证券投资弧度第3
atanh ( )返回逆双曲正切的4号
base_convert ( )转换了一些从一个基地,另外3
bindec ( )转换的二进制数的小数点后第3号
细胞( )返回值的若干向上四舍五入到最接近的整数第3
功率因数( )返回余弦的第3号
双曲余弦( )返回双曲余弦的4号
decbin ( )转换十进制数的二进制数第3
dechex ( )转换十进制数的十六进制数第3
煎( )转换十进制数的八进制数第3
deg2rad ( )转换了一定程度的弧度第3号
张( )返回值前3
expm1 ( )返回值前-1 4
楼( )返回值的一些四舍五入下调至最接近的整数第3
fmod ( )返回,其余(模)的分工的论点四
getrandmax ( )
 返回的最大随机数,可传回的呼吁兰特( )函数第3
hexdec ( )转换为十六进制数十进制数第3
hypot ( )返回的长度斜边一个直角三角四
is_finite ( )返回true ,如果价值是有限的4号
is_infinite ( )返回true ,如果值是一个无限4号
is_nan ( )返回true ,如果值不是4号
lcg_value ( )返回一个伪随机数范围在( 0,1 ) 4
日志( )返回自然对数(基础英文)的第3号
log10 ( )返回基地- 10数的3号
log1p ( )返回日志( 1 +号码) 4
最大( )传回的数目具有最高价值的两个具体数字三
民( )返回的人数与最低值的两个具体数字三
mt_getrandmax ( )返回的最大可能值,可传回的mt_rand ( ) 3
mt_rand ( )返回一个随机整数使用梅森龙卷风算法三
mt_srand ( )种子的梅森龙卷风随机数发生器三
octdec ( )转换的八进制数的十进制数第3
圆周率( )返回PI值3
战俘( )返回x的值的权力y的第3
rad2deg ( )转换弧度数在一定程度上三
兰特( )返回一个随机整数第3
轮( )查房了一些为最接近的整数第3
罪孽( )返回正弦的第3号
生( )返回双曲正弦的4号
sqrt ( )返回的平方根3号
srand ( )种子的随机数发生器三
潭( )返回正切第3角
的tanh ( )返回双曲正切的角度第4

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