润乾产品文档

文档总览
数据类型
操作符
数学
字符串
日期时间
序列
序表
循环函数
关联运算
文件
数据库
游标
程序语句
系统与接口
集群
图形
外部库

阿里云

Avro

Cassandra

Cdc

多维数据库

Dynamodb

ElasticSearch

Financial

Ftp

Gcs

Hbase

Hdfs

Hive

Influxdb

Informix

Kafka

Math

Mongo

Oss

R2dbc

Redis

Report5

ReportLite

S3

Salesforce

Sap

Spark

Was

Webcrawl

Webservice

Ymodel

Zip
组表
远程服务
简单 SQL
Function

#arg

#@

#c

$( d)dql;...

$(db)sql;…

${macroExp}

=expression

>statement

[a:b]

@

@x:…

?i

A()

A. (x,…)

[a1,…,an]

abs()

acos()

acosh ()

aes()

age()

align()

ali_ open ()

ali_close()

ali_query()

alter()

and ()

append()

argpost

arguments (spl)

array()

asc ()

asin()

asinh()

atan()

atanh()

attach()

avg()

base64 ()

between()

bi()

bits()

bit1(x)

bit1(x,y)

blob ()

bool ()

break {a}

C

Cr()

calc()

call()

call path/spl( … )

calls path/spl( … )

callx()

cand()

canvas()

case()

cdc_collect()

cdc_merge()

ceil()

cellname()

cgroups()

ch. ()

channel()

char()

chardetect()

charencode()

chi_p ()

chi2inv()

chn()

clear()

clipboard ()

close()

cmp()

cmps ()

cor ()

comabs ()

comangle ()

combin()

comconj ()

comexp ()

comimage()

commit()

compair ()

complex()

comreal ()

comsign ()

comstr ()

comunwrap ()

concat()

conj()

connect()

contain()

corskew()

cos()

cosh()

count ()

cov()

covm()

create()

cs.(x)

cuboid()

cum()

cumulate()

cursor()

date()

datederive()

dateinterval()

datetime()

day()

days()

decimal()

delete()

deq()

des ()

desede ()

derive()

det()

diff( )

digits()

directory()

dis()

dism()

dql()

dup()

dynadb.close()

dynadb.execute ()

dyna_open()

dynadb.query()

dynadb.table ()

E()

E()

elapse()

elasticnet()

end s

enum()

env()

eq()

error()

eval()

es_close ()

es_delete ()

es_export ()

es_head ()

es_open ()

es_get ()

es_post ()

es_put ()

exec()

execute()

exists()

exp()

export()

exportavro ()

eye()

f@o(…)

Faccrint()

Faccrintm()

fact()

false

Fcoupcd()

Fcoups()

Fdb()

Fddb()

Fdisc()

Fduration()

fetch()

field()

file()

filename ()

fill()

fillcons ()

fillfun ()

fillmthd()

find()

Fintrate()

finv()

Firr()

fisher_p()

fjoin()

float()

floor()

Fmirr()

fname()

fno()

Fnper ()

Fnpv()

for

fork

format()

Fpmt()

Fprice()

Frate()

Freceived()

freq ()

Fsln()

Fsyd()

ftp_cd()

ftp_open()

ftp_close()

ftp_dir()

ftp_get()

ftp_mget()

ftp_mput()

ftp_put()

func()

Fv()

Fvdb()

Fyield()

get()

gcd()

gcs_ bucket ()

gcs_ close ()

gcs_ copy ()

gcs_ file ()

gcs_ list ()

gcs_ open ()

goto C

group()

groupc()

groupi()

groupn()

groups()

groupx()

gzip ()

hash ()

hbase_close()

hbase_cmp()

hbase_filter()

hbase_filterlist()

hbase_get()

hbase_open()

hbase_rest()

hbase_scan()

hdfs_open()

hdfs_close()

hdfs_dir()

hdfs_download()

hdfs_exists()

hdfs_file()

hdfs_upload()

hdfs_write ()

hive_open ()

hive_close()

hive_cursor()

hive_db ()

hive_execute ()

hive_query()

hive_table ()

hosts()

hour()

htmlparse ()

httpfile()

httpupload()

I ()

i()

icursor()

icount ()

id()

if

if()

ifa()

ifdate()

ifind()

ifn()

ifnumber()

ifpure()

ifr()

ifstring()

ift()

iftime()

ifv()

ifx_close()

ifx_conn()

ifx_cursor()

ifx_listfrag()

ifx_savefrag()

ifx_setfrag()

ifx_takefrag()

import()

importavro ()

impute()

index()

inf()

influx_close ()

influx_insert ()

influx_open ()

influx_query ()

influx2_close()

influx2_delete()

influx2_open()

influx2_query()

influx2_rest()

insert()

int()

interval()

inv()

inverse()

invoke()

isalpha ()

isdigit()

isect()

iselect()

islower()

ismiss ()

ismissm ()

isolate()

isupper()

iterate()

j()

join()

joinx()

json()

jvm()

k()

kafka_close()

kafka_commit()

kafka_offset ()

kafka_open()

kafka_poll()

kafka_send ()

key()

keys()

kmeans()

lasso ()

lcm ()

left()

len()

lg()

like()

linefit()

lineplan ()

ln()

load()

lock()

long()

lower()

m()

mae()

makimamthd()

max()

maxp()

mcumsum()

md5()

median()

memory()

merge()

mergex()

mfind()

mi()

mid()

millisecond()

min()

minp()

minute()

mmean()

mnorm()

mode()

modify()

mongo_close()

mongo_open ()

mongo_shell()

month()

movefile()

movmthd ()

mul()

mse()

mstd()

msum()

mvp()

n.f(x)

name()

new()

news()

next {a}

nodes()

norm()

norminv()

not ()

now()

ntile()

null

number()

numnorm()

nvl()

o()

olap_close()

olap_open ()

olap_query ()

ones()

open()

or()

orc()

oss_ bucket ()

oss_ close ()

oss_ copy ()

oss_ file ()

oss_ list ()

oss_ open ()

output()

p()

pad()

parallel()

parquet()

parse()

paste ()

pca ()

pchipmthd ()

pdate()

pearson ()

penum()

periods()

permut()

pfind()

pi()

pivot()

pjoin()

pls()

pmax()

pmin()

polyfit()

pos()

power()

prior()

proc()

product()

proportion()

property()

pseg()

pselect()

pseudo()

psort()

ptop()

push()

Qconnect()

Qdirectory ()

Qenv()

Qfile()

Qload()

Qlock()

Qmove()

query()

r(T,F)

r.(x,…)

r.F

r.F=x

r2dbc_close()

r2dbc_exec()

r2dbc_open()

r2dbc_query()

rand ()

rands()

range()

rank()

ranki()

rankm ()

ranks()

read()

record()

redis_close ()

redis_command()

redis_open ()

regex()

register()

remainder()

rename()

replace ()

report_config()

report_export()

report_export()

report_insert()

report_open()

report_open()

report_replace()

report_run()

report_write()

reportlite_config()

reportlite_export()

reportlite_export()

reportlite_insert()

reportlite_open()

reportlite_open()

reportlite_replace()

reportlite_run()

reportlite_write()

reset()

result

return xi

rgb()

ridge()

right()

rmmiss ()

rmmissdim ()

rollback()

round()

row()

rsa ()

run()

rvs()

s3_ bucket ()

s3_ close ()

s3_ copy ()

s3_ file ()

s3_ list ()

s3_ open ()

sap_client()

sap_close()

sap_cursor()

sap_execute()

sap_getparam()

sap_table()

savepoint()

sbs()

scriptsave()

se()

second()

segp()

select()

seq()

sert()

setenum()

sf_close()

sf_open ()

sf_query ()

sf_wsdlclose ()

sf_wsdlopen ()

sf_wsdlquery ()

sf_wsdlview ()

sg ()

shift()

sign()

sin()

sinh()

size()

skew ()

skip()

sleep()

smooth()

sort()

sortx()

spark_hudi ()

spark_ open()

spark_close()

spark_query()

spark_read()

spark_shell ()

spearman ()

splinemthd ()

split()

splserver ()

sqlparse()

sqltranslate ()

substr ()

stax_close()

stax_open()

stax_cursor()

stax_query()

sqrt()

step()

string()

structure

sum()

svm()

swap()

switch()

syncfile(hs,p)

system()

T()

tarcorskew()

tan()

tanh()

time()

tinv()

to()

top()

total()

transpose()

trim()

true

try

ttest_p ()

typeof(x)

union( )

update()

upper ()

urlencode()

uuid()

v()

var()

was_ bucket ()

was_ close ()

was_ copy ()

was_ file ()

was_ list ()

was_ open ()

web_crawl()

webhdfs()

webhdfs_file()

words()

workday()

workdays()

write()

ws_call()

ws_client()

xjoin()

xjoinx()

xlscell()

xlsclose()

xlsexport ()

xlsimport ()

xlsmove()

xlsopen()

xlswrite()

xml()

xor()

xunion( )

year()

ym2_close ()

ym2_env ()

ym2_mcfload ()

ym2_model ()

ym2_pcfload ()

ym2_pcfsave ()

ym2_predict()

ym2_result()

zeros()

zip()

zip_add()

zip_close()

zip_compress()

zip_del()

zip_encrypt()

zip_extract()

zip_open()

交列

关系运算

十六进制长整数

取余求整

和列

四则运算

复合赋值

字符串

字符串拼接

对位运算

差列

并列

序列乘

序表常数

记录常数

异或列

循环函数中的表达式书写规则

批运算

标识符

相反数

空列

赋值

赋值计算

转义符

逻辑运算

长整数

单元格类型

代码块类型

代码注释
图元

G.draw()

G.hlink ()

G.plot ()

图元参数

前一篇 | 后一篇

cos()

阅读（2773）点赞（0）标签: 余弦值, 弧度, float,

描述：

计算余弦值。

语法：

cos(numberExp)

备注：

计算numberExp的余弦值。

参数：

numberExp

弧度数。参数以弧度为单位。

返回值：

float型

示例：

	A
1	=cos(pi())	-1.0
2	=cos(pi(2))	1.0

相关概念：