初学者的问题 MQL5 MT5 MetaTrader 5 - 页 689 1...682683684685686687688689690691692693694695696...1503 新评论 Andrey F. Zelinsky 2016.12.03 21:38 #6881 Roma Ivanov: 该公式来自这里 - https://www.mql5.com/ru/articles/1492 在链接的文章中 -- 操作^是一个功率的增加 Artyom Trishkin 2016.12.03 21:40 #6882 Roma Ivanov: 该公式取自这里 - https://www.mql5.com/ru/articles/1492我还没有读过。但从公式和文章(Excel)中的图表来看,这是一个功率的增加。我可能是错的。 Mikhail Toptunov 2016.12.04 06:53 #6883 好时光!想知道如何将一个二维数组翻译成*.csv格式,找到了一个合适的例子,但它是针对mt4的,需要5。//+------------------------------------------------------------------+//| generateCsv.mq4 |//| Copyright © 2006, Antonio Banderass. All rights reserved |//| banderassa@ukr.net |//+------------------------------------------------------------------+#property copyright "Copyright © 2006, Antonio Banderass. All rights reserved"#property link "banderassa@ukr.net"#property library#define ARRAY_SIZE_X 16#define ARRAY_SIZE_Y 16//+------------------------------------------------------------------+//| PrepareString |//+------------------------------------------------------------------+string PrepareString(string s) { bool exit = false; int index = 0; string str = s;//---- while(!exit) { index = StringFind(str, ".", index); if(index > -1) str = StringSetCharacter(str, index, ','); else exit = true; } return(str); }//+------------------------------------------------------------------+//| GenerateCsv |//+------------------------------------------------------------------+int GenerateCsv(string fileName, int arraySizeX, int arraySizeY, double arrayIndexX[], double arrayIndexY[], double arrayZ[][]) // Ругается говорит - arrays are passed by reference only пробовал добавить &_array.. но запинается на двумерном { int handle = FileOpen(fileName, FILE_CSV|FILE_WRITE, ' '), x, y; string str; if(handle < 1) { Print("Error:", GetLastError()); return(handle); } else { str = ";"; for(x = 0; x < arraySizeX; x++) { str = str + arrayIndexX[x]; str = str + ";"; } FileWrite(handle, PrepareString(str)); for(y = 0; y < arraySizeY; y++) { str = ""; str = str + arrayIndexY[y] + ";"; for(x = 0; x < arraySizeX; x++) { str = str + arrayZ[x,y]; str = str + ";"; } FileWrite(handle, PrepareString(str)); } } FileClose(handle); return(handle); }//+------------------------------------------------------------------+https://www.mql5.com/ru/articles/1443 Трёхмерные графики - профессиональный инструмент анализа рынка 2006.12.06Antoniuk Olegwww.mql5.com В это статье мы напишем простую библиотеку для создания трехмерных графиков и последующего их проcмотра в Microsoft Excel. Мы воспользуемся стандартными возможностями языка MQL 4 для подготовки и экспорта данных в файл формата *.csv. 附加的文件: 3dGraphicOut.mq4 2 kb generateCsv.mq4 3 kb generateCsv.mqh 5 kb Questions from Beginners MQL5 任何菜鸟问题,为了不给论坛添乱。专业人士,不要路过。没有你就无处可去 - 6. Any rookie question, so Artyom Trishkin 2016.12.04 08:14 #6884 Top2n:好时光!想知道如何将一个二维数组翻译成*.csv格式,找到了一个合适的例子,但它是针对mt4的,需要5。https://www.mql5.com/ru/articles/1443数组只能通过引用来传输。int GenerateCsv(string fileName, int arraySizeX, int arraySizeY, double & arrayIndexX[], double & arrayIndexY[], double & arrayZ[][]) Mikhail Toptunov 2016.12.04 09:07 #6885 Artyom Trishkin:数组只能通过引用来传输。int GenerateCsv(string fileName, int arraySizeX, int arraySizeY, double & arrayIndexX[], double & arrayIndexY[], double & arrayZ[][]) 但它却对ArrayZ[][] 发誓说-'['-无效的索引值 Artyom Trishkin 2016.12.04 09:11 #6886 Top2n: 然而它却失败了,arrayZ[][]说-'['-无效的索引值 arrayZ声明的维数是多少? Mikhail Toptunov 2016.12.04 10:14 #6887 Artyom Trishkin: arrayZ声明的维数是多少?我声明了&arrayZ[][3000],如果我把它等同于16,那么 事件处理函数 根本找不到。#define ARRAY_SIZE_X 16#define ARRAY_SIZE_Y 16 int start() { int x, y; double arrayIndexX[ARRAY_SIZE_X]; double arrayIndexY[ARRAY_SIZE_Y]; double arrayZ[ARRAY_SIZE_X,ARRAY_SIZE_Y];//---- for(x = 0; x < ARRAY_SIZE_X; x++) arrayIndexX[x] = x / 10.0; //---- for(y = 0; y < ARRAY_SIZE_Y; y++) arrayIndexY[y] = y / 10.0;//---- for(x = 0; x < ARRAY_SIZE_X; x++) for(y = 0; y < ARRAY_SIZE_Y; y++) arrayZ[x,y] = MathSin(arrayIndexX[x] + arrayIndexY[y]); GenerateCsv("test.csv", ARRAY_SIZE_X, ARRAY_SIZE_Y, arrayIndexX, arrayIndexY, arrayZ); // 'arrayZ' - parameter conversion not allowed//---- return(0); }//+------------------------------------------------------------------+//| PrepareString |//+------------------------------------------------------------------+string PrepareString(string s) { bool exit = false; int index = 0; string str = s;//---- while(!exit) { index = StringFind(str, ".", index); if(index > -1) str = StringSetCharacter(str, index, ','); else exit = true; } return(str); }//+------------------------------------------------------------------+//| GenerateCsv |//+------------------------------------------------------------------+int GenerateCsv(string fileName, int arraySizeX, int arraySizeY, double &arrayIndexX[], double &arrayIndexY[], double &arrayZ[][3000]) { int handle = FileOpen(fileName, FILE_CSV|FILE_WRITE, ' '), x, y; string str; if(handle < 1) { Print("Error:", GetLastError()); return(handle); } else { str = ";"; for(x = 0; x < arraySizeX; x++) { str = str + arrayIndexX[x]; str = str + ";"; } FileWrite(handle, PrepareString(str)); for(y = 0; y < arraySizeY; y++) { str = ""; str = str + arrayIndexY[y] + ";"; for(x = 0; x < arraySizeX; x++) { str = str + arrayZ[x,y]; str = str + ";"; } FileWrite(handle, PrepareString(str)); } } FileClose(handle); return(handle); }//+------------------------------------------------------------------+ Questions from Beginners MQL5 任何菜鸟问题,为了不给论坛添乱。专业人士,不要路过。没有你就无处可去 - 6. Any rookie question, so Artyom Trishkin 2016.12.04 10:46 #6888 Top2n:宣告 &arrayZ[][3000]string PrepareString(string s);int GenerateCsv(string fileName, int arraySizeX, int arraySizeY, double &arrayIndexX[], double &arrayIndexY[], double &arrayZ[][3000]); int start() { int x, y; double arrayIndexX[ARRAY_SIZE_X]; double arrayIndexY[ARRAY_SIZE_Y]; double arrayZ[ARRAY_SIZE_X,ARRAY_SIZE_Y];//---- for(x = 0; x < ARRAY_SIZE_X; x++) arrayIndexX[x] = x / 10.0; //---- for(y = 0; y < ARRAY_SIZE_Y; y++) arrayIndexY[y] = y / 10.0;//---- for(x = 0; x < ARRAY_SIZE_X; x++) for(y = 0; y < ARRAY_SIZE_Y; y++) arrayZ[x,y] = MathSin(arrayIndexX[x] + arrayIndexY[y]); GenerateCsv("test.csv", ARRAY_SIZE_X, ARRAY_SIZE_Y, arrayIndexX, arrayIndexY, arrayZ); // 'arrayZ' - parameter conversion not allowed//---- return(0); } 你已经拿了一个现成的了。那里是怎么做的呢?我不能看它--我在用手机写作。 Subscribers 2016.12.04 10:57 #6889 如何改变使用CAppDialog 类创建的面板的颜色? if(!CAppDialog::Create(chart,name,subwin,x1,y1,x2,y2)) return(false); Mikhail Toptunov 2016.12.04 11:23 #6890 Artyom Trishkin: 你一定已经准备好了。那里是怎么做的呢?我查不到--我是用手机写的。我对造成的不便表示歉意。//+------------------------------------------------------------------+//| start |//+------------------------------------------------------------------+int start() {а надо //+------------------------------------------------------------------+//| start |//+------------------------------------------------------------------+int OnStart { 但文件的创建,并不包含要求的数据。结果 - 一列充满了17行布尔值的真值有一个字符串StringSetChar - 在开始时发誓。 将其改为boolStringSetCharacter- 这一定是bool的原因。//+------------------------------------------------------------------+//| PrepareString |//+------------------------------------------------------------------+string PrepareString(string s) { bool exit = false; int index = 0; string str = s;//---- while(!exit) { index = StringFind(str, ".", index); if(index > -1) str = StringSetChar(str, index, ','); else exit = true; } return(str); } 附加的文件: generateCsv.mqh 5 kb VCSV.mq5 3 kb Questions from Beginners MQL5 多时间框架指标 Multi Timeframe Indicators 1...682683684685686687688689690691692693694695696...1503 新评论 您错过了交易机会: 免费交易应用程序 8,000+信号可供复制 探索金融市场的经济新闻 注册 登录 拉丁字符(不带空格) 密码将被发送至该邮箱 发生错误 使用 Google 登录 您同意网站政策和使用条款 如果您没有帐号,请注册 可以使用cookies登录MQL5.com网站。 请在您的浏览器中启用必要的设置,否则您将无法登录。 忘记您的登录名/密码? 使用 Google 登录
该公式来自这里 - https://www.mql5.com/ru/articles/1492
该公式取自这里 - https://www.mql5.com/ru/articles/1492
我还没有读过。但从公式和文章(Excel)中的图表来看,这是一个功率的增加。
我可能是错的。
好时光!想知道如何将一个二维数组翻译成*.csv格式,找到了一个合适的例子,但它是针对mt4的,需要5。
//| generateCsv.mq4 |
//| Copyright © 2006, Antonio Banderass. All rights reserved |
//| banderassa@ukr.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2006, Antonio Banderass. All rights reserved"
#property link "banderassa@ukr.net"
#property library
#define ARRAY_SIZE_X 16
#define ARRAY_SIZE_Y 16
//+------------------------------------------------------------------+
//| PrepareString |
//+------------------------------------------------------------------+
string PrepareString(string s)
{
bool exit = false;
int index = 0;
string str = s;
//----
while(!exit)
{
index = StringFind(str, ".", index);
if(index > -1)
str = StringSetCharacter(str, index, ',');
else
exit = true;
}
return(str);
}
//+------------------------------------------------------------------+
//| GenerateCsv |
//+------------------------------------------------------------------+
int GenerateCsv(string fileName, int arraySizeX, int arraySizeY,
double arrayIndexX[], double arrayIndexY[], double arrayZ[][]) // Ругается говорит - arrays are passed by reference only пробовал добавить &_array.. но запинается на двумерном
{
int handle = FileOpen(fileName, FILE_CSV|FILE_WRITE, ' '), x, y;
string str;
if(handle < 1)
{
Print("Error:", GetLastError());
return(handle);
}
else
{
str = ";";
for(x = 0; x < arraySizeX; x++)
{
str = str + arrayIndexX[x];
str = str + ";";
}
FileWrite(handle, PrepareString(str));
for(y = 0; y < arraySizeY; y++)
{
str = "";
str = str + arrayIndexY[y] + ";";
for(x = 0; x < arraySizeX; x++)
{
str = str + arrayZ[x,y];
str = str + ";";
}
FileWrite(handle, PrepareString(str));
}
}
FileClose(handle);
return(handle);
}
//+------------------------------------------------------------------+
https://www.mql5.com/ru/articles/1443
好时光!想知道如何将一个二维数组翻译成*.csv格式,找到了一个合适的例子,但它是针对mt4的,需要5。
https://www.mql5.com/ru/articles/1443
数组只能通过引用来传输。
double & arrayIndexX[], double & arrayIndexY[], double & arrayZ[][])
数组只能通过引用来传输。
double & arrayIndexX[], double & arrayIndexY[], double & arrayZ[][])
然而它却失败了,arrayZ[][]说-'['-无效的索引值
arrayZ声明的维数是多少?
我声明了&arrayZ[][3000],如果我把它等同于16,那么 事件处理函数 根本找不到。
#define ARRAY_SIZE_Y 16
int start()
{
int x, y;
double arrayIndexX[ARRAY_SIZE_X];
double arrayIndexY[ARRAY_SIZE_Y];
double arrayZ[ARRAY_SIZE_X,ARRAY_SIZE_Y];
//----
for(x = 0; x < ARRAY_SIZE_X; x++)
arrayIndexX[x] = x / 10.0;
//----
for(y = 0; y < ARRAY_SIZE_Y; y++)
arrayIndexY[y] = y / 10.0;
//----
for(x = 0; x < ARRAY_SIZE_X; x++)
for(y = 0; y < ARRAY_SIZE_Y; y++)
arrayZ[x,y] = MathSin(arrayIndexX[x] + arrayIndexY[y]);
GenerateCsv("test.csv", ARRAY_SIZE_X, ARRAY_SIZE_Y, arrayIndexX, arrayIndexY, arrayZ); // 'arrayZ' - parameter conversion not allowed
//----
return(0);
}
//| PrepareString |
//+------------------------------------------------------------------+
string PrepareString(string s)
{
bool exit = false;
int index = 0;
string str = s;
//----
while(!exit)
{
index = StringFind(str, ".", index);
if(index > -1)
str = StringSetCharacter(str, index, ',');
else
exit = true;
}
return(str);
}
//+------------------------------------------------------------------+
//| GenerateCsv |
//+------------------------------------------------------------------+
int GenerateCsv(string fileName, int arraySizeX, int arraySizeY,
double &arrayIndexX[], double &arrayIndexY[], double &arrayZ[][3000])
{
int handle = FileOpen(fileName, FILE_CSV|FILE_WRITE, ' '), x, y;
string str;
if(handle < 1)
{
Print("Error:", GetLastError());
return(handle);
}
else
{
str = ";";
for(x = 0; x < arraySizeX; x++)
{
str = str + arrayIndexX[x];
str = str + ";";
}
FileWrite(handle, PrepareString(str));
for(y = 0; y < arraySizeY; y++)
{
str = "";
str = str + arrayIndexY[y] + ";";
for(x = 0; x < arraySizeX; x++)
{
str = str + arrayZ[x,y];
str = str + ";";
}
FileWrite(handle, PrepareString(str));
}
}
FileClose(handle);
return(handle);
}
//+------------------------------------------------------------------+
宣告 &arrayZ[][3000]
string PrepareString(string s);
int GenerateCsv(string fileName, int arraySizeX, int arraySizeY,
double &arrayIndexX[], double &arrayIndexY[],
double &arrayZ[][3000]);
int start()
{
int x, y;
double arrayIndexX[ARRAY_SIZE_X];
double arrayIndexY[ARRAY_SIZE_Y];
double arrayZ[ARRAY_SIZE_X,ARRAY_SIZE_Y];
//----
for(x = 0; x < ARRAY_SIZE_X; x++)
arrayIndexX[x] = x / 10.0;
//----
for(y = 0; y < ARRAY_SIZE_Y; y++)
arrayIndexY[y] = y / 10.0;
//----
for(x = 0; x < ARRAY_SIZE_X; x++)
for(y = 0; y < ARRAY_SIZE_Y; y++)
arrayZ[x,y] = MathSin(arrayIndexX[x] + arrayIndexY[y]);
GenerateCsv("test.csv", ARRAY_SIZE_X, ARRAY_SIZE_Y, arrayIndexX, arrayIndexY, arrayZ); // 'arrayZ' - parameter conversion not allowed
//----
return(0);
}
如何改变使用CAppDialog 类创建的面板的颜色?
return(false);
你一定已经准备好了。那里是怎么做的呢?我查不到--我是用手机写的。
我对造成的不便表示歉意。
//+------------------------------------------------------------------+
//| start |
//+------------------------------------------------------------------+
int start()
{
а надо
//+------------------------------------------------------------------+//| start |
//+------------------------------------------------------------------+
int OnStart
{
但文件的创建,并不包含要求的数据。
结果 - 一列充满了17行布尔值的真值
有一个字符串StringSetChar - 在开始时发誓。
将其改为boolStringSetCharacter- 这一定是bool的原因。
//| PrepareString |
//+------------------------------------------------------------------+
string PrepareString(string s)
{
bool exit = false;
int index = 0;
string str = s;
//----
while(!exit)
{
index = StringFind(str, ".", index);
if(index > -1)
str = StringSetChar(str, index, ',');
else
exit = true;
}
return(str);
}