system

 

 

Description

The system function sends a string command to the host operating system. The string command must be a valid command phrase in the language of the host operating system. The contents of the command string are host operating system dependent.

When to use

The system function allows access to the command language of the host operating system.

 

Syntax

(system command)



Name Description AIS Types
command A valid command phrase in the host operating system command language. Text String ByteVector


Returns:

Zero if there was no error, or an error code.

 

Examples

Here are a number of links to Lambda coding examples which contain this instruction in various use cases.

 

Argument Types

Here are the links to the data types of the function arguments.

ByteVector Text String Integer

Here are also a number of links to functions having arguments with any of these data types.

++(Symbol) +=(Symbol) +(Complex) +(Number)
/=(Symbol) /(Complex) /(Number) *=(Symbol)
*(Complex) *(Number) --(Symbol) -=(Symbol)
-(Complex) -(Number) abs(Complex) abs(Number)
addMethod(BitVector) addMethod(Boolean) addMethod(Brick) addMethod(Character)
addMethod(CpxVector) addMethod(Date) addMethod(Dictionary) addMethod(Directory)
addMethod(FltVector) addMethod(Function) addMethod(IntVector) addMethod(List)
addMethod(Matrix) addMethod(NumMatrix) addMethod(NumVector) addMethod(Number)
addMethod(ObjVector) addMethod(ObjectRepository) addMethod(Pair) addMethod(PcodeVector)
addMethod(ShortVector) addMethod(String) addMethod(Structure) addMethod(Symbol)
addMethod(Vector) addMethod(Void) addi(Number) appendWriteln(ByteVector)
append(BitVector) append(Complex) append(CpxVector) append(FltVector)
append(IntVector) append(Matrix) append(NumMatrix) append(NumVector)
append(ObjVector) append(Pair) append(ShortVector) append(String)
append(Structure) append(Symbol) append(Vector) avg(CpxVector)
avg(Number) badd(Boolean) balance(Lambda) bdiv(Boolean)
binaryInsert(CpxVector) binaryInsert(FltVector) binaryInsert(IntVector) binaryInsert(Matrix)
binaryInsert(NumMatrix) binaryInsert(NumVector) binaryInsert(ShortVector) binaryInsert(Structure)
binaryInsert(Vector) binaryNand(Integer) binaryNor(Integer) binaryNot(Integer)
binaryNxor(Integer) binarySearch(CpxVector) binarySearch(Dictionary) binarySearch(FltVector)
binarySearch(IntVector) binarySearch(Matrix) binarySearch(NumMatrix) binarySearch(NumVector)
binarySearch(ObjVector) binarySearch(ShortVector) binarySearch(Structure) binarySearch(Vector)
bitwiseAnd(Integer) bitwiseNand(Integer) bitwiseNor(Integer) bitwiseNot(Integer)
bitwiseNxor(Integer) bitwiseOr(Integer) bitwiseShiftLeft(Integer) bitwiseShiftRight(Integer)
bitwiseXor(Integer) bmod(Boolean) bmul(Boolean) boolean(Boolean)
cadd(Character) cdiv(Character) char(String) character(Character)
clean(String) closeLog(FileIO) cmod(Character) cmul(Character)
code(String) compareEQ(BitVector) compareEQ(Boolean) compareEQ(Brick)
compareEQ(Character) compareEQ(Complex) compareEQ(CpxVector) compareEQ(Date)
compareEQ(Dictionary) compareEQ(Directory) compareEQ(FltVector) compareEQ(Function)
compareEQ(IntVector) compareEQ(Lambda) compareEQ(List) compareEQ(Matrix)
compareEQ(NumMatrix) compareEQ(NumVector) compareEQ(Number) compareEQ(ObjVector)
compareEQ(ObjectRepository) compareEQ(Pair) compareEQ(ShortVector) compareEQ(String)
compareEQ(Structure) compareEQ(Symbol) compareEQ(Vector) compareEQ(Void)
compareGE(BitVector) compareGE(Boolean) compareGE(Brick) compareGE(Character)
compareGE(Complex) compareGE(CpxVector) compareGE(Date) compareGE(Dictionary)
compareGE(Directory) compareGE(Function) compareGE(IntVector) compareGE(Lambda)
compareGE(List) compareGE(Matrix) compareGE(NumMatrix) compareGE(Number)
compareGE(ObjVector) compareGE(ObjectRepository) compareGE(Pair) compareGE(ShortVector)
compareGE(String) compareGE(Structure) compareGE(Symbol) compareGE(Vector)
compareGE(Void) compareGT(BitVector) compareGT(Boolean) compareGT(Brick)
compareGT(Character) compareGT(Complex) compareGT(CpxVector) compareGT(Date)
compareGT(Dictionary) compareGT(Directory) compareGT(Function) compareGT(IntVector)
compareGT(Lambda) compareGT(List) compareGT(Matrix) compareGT(NumMatrix)
compareGT(NumVector) compareGT(Number) compareGT(ObjVector) compareGT(ObjectRepository)
compareGT(Pair) compareGT(ShortVector) compareGT(String) compareGT(Structure)
compareGT(Symbol) compareGT(Vector) compareGT(Void) compareLE(BitVector)
compareLE(Boolean) compareLE(Brick) compareLE(Character) compareLE(Complex)
compareLE(CpxVector) compareLE(Date) compareLE(Dictionary) compareLE(Directory)
compareLE(FltVector) compareLE(Function) compareLE(IntVector) compareLE(Lambda)
compareLE(List) compareLE(Matrix) compareLE(NumMatrix) compareLE(NumVector)
compareLE(Number) compareLE(ObjVector) compareLE(ObjectRepository) compareLE(Pair)
compareLE(ShortVector) compareLE(String) compareLE(Structure) compareLE(Symbol)
compareLE(Vector) compareLE(Void) compareLT(BitVector) compareLT(Boolean)
compareLT(Brick) compareLT(Character) compareLT(Complex) compareLT(CpxVector)
compareLT(Date) compareLT(Dictionary) compareLT(Directory) compareLT(FltVector)
compareLT(Function) compareLT(IntVector) compareLT(Lambda) compareLT(List)
compareLT(Matrix) compareLT(NumMatrix) compareLT(NumVector) compareLT(Number)
compareLT(ObjVector) compareLT(ObjectRepository) compareLT(Pair) compareLT(ShortVector)
compareLT(String) compareLT(Structure) compareLT(Symbol) compareLT(Vector)
compareLT(Void) compareNE(BitVector) compareNE(Boolean) compareNE(Brick)
compareNE(Character) compareNE(Complex) compareNE(CpxVector) compareNE(Date)
compareNE(Dictionary) compareNE(Directory) compareNE(FltVector) compareNE(Function)
compareNE(IntVector) compareNE(Lambda) compareNE(List) compareNE(Matrix)
compareNE(NumMatrix) compareNE(NumVector) compareNE(Number) compareNE(ObjVector)
compareNE(ObjectRepository) compareNE(Pair) compareNE(ShortVector) compareNE(String)
compareNE(Structure) compareNE(Symbol) compareNE(Vector) compareNE(Void)
compare(BitVector) compare(Boolean) compare(Brick) compare(Character)
compare(Complex) compare(CpxVector) compare(Date) compare(Dictionary)
compare(Directory) compare(FltVector) compare(Function) compare(IntVector)
compare(Lambda) compare(List) compare(Matrix) compare(NumMatrix)
compare(NumVector) compare(Number) compare(ObjVector) compare(ObjectRepository)
compare(Pair) compare(ShortVector) compare(String) compare(Structure)
compare(Symbol) compare(Vector) compare(Void) comparison(BitVector)
comparison(Boolean) comparison(Brick) comparison(Character) comparison(Complex)
comparison(Date) comparison(Dictionary) comparison(Directory) comparison(FltVector)
comparison(Function) comparison(IntVector) comparison(List) comparison(Matrix)
comparison(NumMatrix) comparison(NumVector) comparison(Number) comparison(ObjVector)
comparison(ObjectRepository) comparison(Pair) comparison(ShortVector) comparison(String)
comparison(Structure) comparison(Symbol) comparison(Vector) comparison(Void)
compress(ByteVector) cons(Pair) count(Dictionary) count(Directory)
count(List) count(Matrix) count(NumMatrix) count(Pair)
count(Structure) count(Vector) csub(Character) date(Date)
day(Date) days360(Date) debugBrowsableProcs(Context) debugBrowsableProcs(Lambda)
debugDialog(String) decode(ByteVector) deleteRows(Brick) delete(Dictionary)
delete(Directory) delete(FltVector) delete(IntVector) delete(List)
delete(Matrix) delete(NumMatrix) delete(NumVector) delete(ObjVector)
delete(ObjectRepository) delete(Pair) delete(ShortVector) delete(Structure)
delete(Vector) disassemble(Context) disassemble(Lambda) display(ByteVector)
display(FileIO) divi(Number) downcase(String) downcase(Symbol)
encode(ByteVector) evalInSyncLocalContext(Context) eval(Lambda) eval(List)
exportTab(Lambda) exportTab(ObjectRepository) fact(Integer) fact(Number)
fdisplay(ByteVector) fdisplay(Text) fileClose(ByteVector) fileClose(Text)
fileDisplay(ByteVector) fileDisplay(Text) fileErase(ByteVector) fileErase(Text)
fileOpen(ByteVector) fileOpen(Text) fileReadRecord(ByteVector) fileReadRecord(String)
fileReadRecord(Text) fileRead(ByteVector) fileRead(Text) fileResize(ByteVector)
fileResize(String) fileResize(Text) fileSeek(ByteVector) fileSeek(String)
fileSeek(Text) fileWrite(ByteVector) fileWrite(String) fileWrite(Text)
filewriteln(ByteVector) filewriteln(String) filewriteln(Text) findBlock(BitVector)
find(String) floor(Number) fraction(Number) freeBlock(BitVector)
gcd(Integer) gcd(Number) getContextPtr(Context) getHttp(String)
getHttp(Text) hashString(String) hashString(Symbol) hour(Date)
iadd(Integer) icompareEQ(Integer) icompareGE(Integer) icompareGT(Integer)
icompareLE(Integer) icompareLT(Integer) icompareNE(Integer) idiv(Integer)
imod(Integer) importTab(Lambda) importTab(ObjectRepository) imul(Number)
insertRows(Brick) insert(Dictionary) insert(Directory) insert(FltVector)
insert(IntVector) insert(Matrix) insert(NumMatrix) insert(NumVector)
insert(ObjVector) insert(ShortVector) insert(Structure) insert(Vector)
inside(BitVector) inside(Dictionary) inside(Directory) inside(IntVector)
inside(List) inside(Matrix) inside(NumMatrix) inside(NumVector)
inside(ShortVector) inside(Structure) inside(Vector) inspect(Context)
inspect(Lambda) inspect(ObjectRepository) integer(Integer) isAtom(BitVector)
isAtom(Brick) isAtom(Dictionary) isAtom(Directory) isAtom(FltVector)
isAtom(IntVector) isAtom(List) isAtom(Matrix) isAtom(NumMatrix)
isAtom(NumVector) isAtom(ObjVector) isAtom(Pair) isAtom(PcodeVector)
isAtom(ShortVector) isAtom(Structure) isAtom(Vector) isBitVector(BitVector)
isBoolean(Boolean) isBound(Dictionary) isBound(Directory) isBound(Structure)
isByteVector(ByteVector) isCharAlphabetic(ByteVector) isCharAlphabetic(String) isCharAlphabetic(Symbol)
isCharAlphanumeric(ByteVector) isCharAlphanumeric(String) isCharAlphanumeric(Symbol) isCharLowercase(ByteVector)
isCharLowercase(String) isCharLowercase(Symbol) isCharName(ByteVector) isCharName(String)
isCharName(Symbol) isCharNumeric(ByteVector) isCharNumeric(String) isCharNumeric(Symbol)
isCharUppercase(ByteVector) isCharUppercase(String) isCharUppercase(Symbol) isCharWhitespace(ByteVector)
isCharWhitespace(String) isCharWhitespace(Symbol) isChar(String) isCharacter(Character)
isComplex(Complex) isDate(Date) isDictionary(Dictionary) isDirectory(Directory)
isEqual(BitVector) isEqual(Boolean) isEqual(Brick) isEqual(Character)
isEqual(Complex) isEqual(Date) isEqual(Dictionary) isEqual(Directory)
isEqual(FltVector) isEqual(Function) isEqual(IntVector) isEqual(List)
isEqual(Matrix) isEqual(NumMatrix) isEqual(NumVector) isEqual(Number)
isEqual(ObjVector) isEqual(Pair) isEqual(ShortVector) isEqual(String)
isEqual(Structure) isEqual(Vector) isEqual(Void) isError(Error)
isEven(Number) isFloatVector(FltVector) isIdentical(BitVector) isIdentical(Boolean)
isIdentical(Brick) isIdentical(Character) isIdentical(Complex) isIdentical(Date)
isIdentical(Dictionary) isIdentical(Directory) isIdentical(Error) isIdentical(FltVector)
isIdentical(Function) isIdentical(IntVector) isIdentical(List) isIdentical(Matrix)
isIdentical(NumMatrix) isIdentical(NumVector) isIdentical(Number) isIdentical(ObjVector)
isIdentical(ObjectRepository) isIdentical(Pair) isIdentical(PcodeVector) isIdentical(ShortVector)
isIdentical(Structure) isIdentical(Vector) isIdentical(Void) isInside(BitVector)
isInside(Dictionary) isInside(Directory) isInside(IntVector) isInside(List)
isInside(Matrix) isInside(NumMatrix) isInside(NumVector) isInside(ObjVector)
isInside(Pair) isInside(ShortVector) isInside(Structure) isInside(Vector)
isIntegerVector(IntVector) isInteger(Integer) isMatrix(Matrix) isMember(BitVector)
isMember(Dictionary) isMember(Directory) isMember(IntVector) isMember(List)
isMember(Matrix) isMember(NumMatrix) isMember(NumVector) isMember(ObjVector)
isMember(Pair) isMember(ShortVector) isMember(Structure) isMember(Vector)
isMoney(Number) isNumberMatrix(NumMatrix) isNumberVector(NumVector) isNumber(Number)
isObjectVector(ObjVector) isObject(BitVector) isObject(Brick) isObject(ByteVector)
isObject(Dictionary) isObject(Directory) isObject(FltVector) isObject(IntVector)
isObject(List) isObject(Matrix) isObject(NumMatrix) isObject(NumVector)
isObject(ObjVector) isObject(Pair) isObject(PcodeVector) isObject(ShortVector)
isObject(String) isObject(Structure) isObject(Symbol) isObject(Vector)
isPair(List) isPair(Pair) isPcodeVector(PcodeVector) isString(String)
isStructure(Structure) isSymbol(Symbol) isText(String) isType(BitVector)
isType(Boolean) isType(Brick) isType(Character) isType(Complex)
isType(Date) isType(Dictionary) isType(Directory) isType(FltVector)
isType(Function) isType(IntVector) isType(Matrix) isType(NumMatrix)
isType(NumVector) isType(Number) isType(ObjVector) isType(ObjectRepository)
isType(Pair) isType(ShortVector) isType(String) isType(Structure)
isType(Symbol) isType(Vector) isType(Void) isVector(Vector)
isub(Integer) julian(Date) kurtosis(Number) lcm(Integer)
left(String) length(BitVector) length(Brick) length(Dictionary)
length(Directory) length(FltVector) length(IntVector) length(List)
length(Matrix) length(NumMatrix) length(NumVector) length(ObjVector)
length(ObjectRepository) length(Pair) length(PcodeVector) length(ShortVector)
length(String) length(Structure) length(Symbol) length(Vector)
list(List) loadLib(String) loadObject(ByteVector) loadWorkspace(Context)
macroReplace(String) makeQuotedList(List) makeQuotedSymbol(Symbol) max(Number)
median(Number) member(BitVector) member(Dictionary) member(Directory)
member(IntVector) member(List) member(Matrix) member(NumMatrix)
member(NumVector) member(ObjVector) member(ShortVector) member(Structure)
member(Vector) mid(String) min(Number) minute(Date)
mod(Complex) mod(Number) modi(Number) money(Number)
month(Date) muli(Number) new(BitVector) new(Brick)
new(ByteVector) new(CpxVector) new(Dictionary) new(Directory)
new(FltVector) new(IntVector) new(Lambda) new(Matrix)
new(NumMatrix) new(NumVector) new(ObjVector) new(ObjectRepository)
new(PcodeVector) new(ShortVector) new(String) new(Structure)
new(Symbol) new(Vector) number(Number) objectToMatrix(Matrix)
objectToNumMatrix(NumMatrix) objectToNumVector(NumVector) openLog(FileIO) openLog(String)
pair(Pair) parse(String) postHttp(String) postHttp(Text)
preAllocateFixedMemoryBlocks(Context) product(Number) random(Number) randomize(Number)
range(Number) rank(Matrix) rank(NumMatrix) readHtmlPage(String)
readHtmlPage(Text) refAttributes(Dictionary) refAttributes(Directory) refAttributes(Structure)
refAttributes(Vector) refValues(Dictionary) refValues(Directory) refValues(Structure)
refValues(Vector) ref(BitVector) ref(Boolean) ref(Brick)
ref(Character) ref(Complex) ref(Date) ref(Dictionary)
ref(Directory) ref(FltVector) ref(Function) ref(IntVector)
ref(Lambda) ref(List) ref(Matrix) ref(NumMatrix)
ref(NumVector) ref(Number) ref(ObjVector) ref(ObjectRepository)
ref(PcodeVector) ref(ShortVector) ref(String) ref(Structure)
ref(Symbol) ref(Vector) ref(Void) remove(BitVector)
remove(Dictionary) remove(Directory) remove(IntVector) remove(Matrix)
remove(NumMatrix) remove(NumVector) remove(ObjVector) remove(ShortVector)
remove(Structure) remove(Vector) replace(String) rept(String)
requestHttp(String) requestHttp(Text) resize(BitVector) resize(Dictionary)
resize(Directory) resize(FltVector) resize(IntVector) resize(Matrix)
resize(NumMatrix) resize(NumVector) resize(ObjVector) resize(ShortVector)
resize(Structure) resize(Vector) right(String) round(Number)
run(ByteVector) run(Text) saveImmediate(ObjectRepository) saveObject(ByteVector)
saveObject(Integer) saveRepository(ObjectRepository) saveWorkspace(Context) second(Date)
send(BitVector) send(Boolean) send(Brick) send(Character)
send(CpxVector) send(Date) send(Dictionary) send(Directory)
send(FltVector) send(Function) send(IntVector) send(Lambda)
send(List) send(Matrix) send(NumMatrix) send(NumVector)
send(Number) send(ObjectRepository) send(Pair) send(ShortVector)
send(String) send(Structure) send(Symbol) send(Vector)
send(Void) setAttributes(Dictionary) setAttributes(Directory) setAttributes(Structure)
setAttributes(Vector) setBlock(BitVector) setCar(List) setCar(Pair)
setCdr(BitVector) setCdr(Brick) setCdr(Dictionary) setCdr(Directory)
setCdr(FltVector) setCdr(IntVector) setCdr(List) setCdr(Matrix)
setCdr(NumMatrix) setCdr(NumVector) setCdr(ObjVector) setCdr(Pair)
setCdr(ShortVector) setCdr(Structure) setCdr(Vector) setLastCdr(BitVector)
setLastCdr(FltVector) setLastCdr(IntVector) setLastCdr(List) setLastCdr(Matrix)
setLastCdr(NumMatrix) setLastCdr(NumVector) setLastCdr(ObjVector) setLastCdr(Structure)
setLastCdr(Vector) set(ObjectRepository) setf(ObjectRepository) setq(BitVector)
setq(Boolean) setq(Brick) setq(Character) setq(Date)
setq(Dictionary) setq(Directory) setq(FltVector) setq(IntVector)
setq(Lambda) setq(List) setq(Matrix) setq(NumVector)
setq(Number) setq(ObjVector) setq(ObjectRepository) setq(PcodeVector)
setq(ShortVector) setq(String) setq(Structure) setq(Symbol)
setq(Vector) setq(Void) sizeof(BitVector) sizeof(Boolean)
sizeof(Brick) sizeof(ByteVector) sizeof(Character) sizeof(Complex)
sizeof(Date) sizeof(Dictionary) sizeof(Directory) sizeof(FltVector)
sizeof(Function) sizeof(IntVector) sizeof(List) sizeof(Matrix)
sizeof(NumMatrix) sizeof(NumVector) sizeof(Number) sizeof(ObjVector)
sizeof(ObjectRepository) sizeof(Pair) sizeof(PcodeVector) sizeof(ShortVector)
sizeof(String) sizeof(Structure) sizeof(Symbol) sizeof(Vector)
sizeof(Void) skew(Number) sort(BitVector) sort(Dictionary)
sort(Directory) sort(FltVector) sort(IntVector) sort(List)
sort(Matrix) sort(NumMatrix) sort(NumVector) sort(ObjVector)
sort(ShortVector) sort(Structure) sort(Vector) sqrt(Complex)
sqrt(Number) srandom(Number) stdev(Number) stdevp(Number)
stringCiEQ(String) stringCiGE(String) stringCiGT(String) stringCiLE(String)
stringCiLT(String) stringCiNE(String) stringFill(String) stringToBVector(String)
stringToVector(String) string(Complex) string(String) subi(Number)
submit(Context) substitute(String) substringCiEQ(String) substringCiGE(String)
substringCiGT(String) substringCiLE(String) substringCiLT(String) substringCiNE(String)
substringEQ(String) substringFill(String) substringGE(String) substringGT(String)
substringLE(String) substringLT(String) substringNE(String) substring(String)
sum(Complex) sum(Number) sumsqr(Complex) sumsqr(Number)
svmRegression(Vector) symbol(Symbol) system(ByteVector) system(Text)
testFunction(Structure) text(String) time(Date) trim(String)
type(BitVector) type(Boolean) type(Brick) type(ByteVector)
type(Character) type(Complex) type(Date) type(Dictionary)
type(Directory) type(FltVector) type(Function) type(IntVector)
type(Lambda) type(Matrix) type(NumMatrix) type(NumVector)
type(Number) type(ObjVector) type(ObjectRepository) type(Pair)
type(PcodeVector) type(ShortVector) type(String) type(Structure)
type(Symbol) type(Vector) type(Void) uncompress(ByteVector)
uniqueInsert(FltVector) uniqueInsert(IntVector) uniqueInsert(Matrix) uniqueInsert(NumMatrix)
uniqueInsert(NumVector) uniqueInsert(ObjVector) uniqueInsert(ShortVector) uniqueInsert(Structure)
uniqueInsert(Vector) upcase(String) upcase(Symbol) var(Number)
varp(Number) vectorBinaryInnerProduct(NumVector) vectorBipolarInnerProduct(NumVector) vectorCosineInnerProduct(NumVector)
vectorCubeInnerProduct(NumVector) vectorDelete(Directory) vectorExpInnerProduct(NumVector) vectorFill(BitVector)
vectorFill(FltVector) vectorFill(IntVector) vectorFill(Matrix) vectorFill(NumMatrix)
vectorFill(NumVector) vectorFill(ObjVector) vectorFill(ShortVector) vectorFill(Vector)
vectorInnerProduct(NumVector) vectorLogInnerProduct(NumVector) vectorQuartInnerProduct(NumVector) vectorQuintInnerProduct(NumVector)
vectorSigmoidInnerProduct(NumVector) vectorSineInnerProduct(NumVector) vectorSquareInnerProduct(NumVector) vectorTanInnerProduct(NumVector)
vectorTanhInnerProduct(NumVector) writeln(ByteVector) writeln(String) writeln(Text)
year(Date)

How do I contact the AIS team?

You can always talk with the AIS at aiserver.sourceforge.net.