pascal 视频教程_pascal和basic_pascal选择排序(96)

Standard routines and I/O

High

Inc

Initialize

Insert

Int

IntToStr

Length

Lo

Low

LowerCase

MaxIntValue

MaxValue

MinIntValue

MinValue

New

Now

Ord

Pos

Pred

Ptr

Random

ReallocMem

Round

SetLength

SetString

ShowException

ShowMessage

ShowMessageFmt Sin

SizeOf

Sqr

Sqrt

Str

StrToCurr

StrToDate

StrToDateTime

StrToFloat

StrToInt

StrToTime

StrUpper

Succ

Sum

Time

TimeToStr

Trunc Returns the highest value in the range of a type, array, or string. Increments an ordinal variable. Initializes a dynamically allocated variable. Inserts a substring at a specified point in a string. Returns the integer part of a real number. Converts an integer to a string. Returns the length of a string or array. Returns the low-order byte of an expression as an unsigned value. Returns the lowest value in the range of a type, array, or string. Converts an ASCII string to lowercase. Returns the largest signed value in an integer array. Returns the largest signed value in an array. Returns the smallest signed value in an integer array. Returns smallest signed value in an array. Creates a new dynamic variable and references it with a specified pointer. Returns the current date and time. Returns the ordinal value of an ordinal-type expression. Returns the index of the first character of a specified substring in a string. Returns the predecessor of an ordinal value. Converts a specified address to a pointer. Generates random numbers within a specified range. Reallocates a dynamic variable. Returns the value of a real rounded to the nearest whole number. Sets the dynamic length of a string variable or array. Sets the contents and length of the given string. Displays an exception message with its address. Displays a message box with an unformatted string and an OK button. Displays a message box with a formatted string and an OK button. Returns the sine of an angle in radians. Returns the number of bytes occupied by a variable or type. Returns the square of a number. Returns the square root of a number. Formats a string and returns it to a variable. Converts a string to a currency value. Converts a string to a date format (TDateTime). Converts a string to a TDateTime. Converts a string to a floating-point value. Converts a string to an integer. Converts a string to a time format (TDateTime). Returns a string in upper case. Returns the successor of an ordinal value. Returns the sum of the elements from an array. Returns the current time. Converts a variable of type TDateTime to a string. Truncates a real number to an integer.

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