basic语言的基本命令（The basic command of the basic language）.doc

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basic语言的基本命令（The basic command of the basic language）.doc

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basic语言的基本命令（The basic command of the basic language）

basic语言的基本命令（The basic command of the basic language） The basic command of basic language (2009-09-24, 20:34:02) Reprint labels: it categories: compiler writing 1. assignment statement (LET) [format] LET variable = expression [function] assigns a data to a variable. [description]: LET basic statement can be omitted. The value of the expression is to assign to the data. The expression can be a number, can also be an arithmetic type. [application] LET A=5 2. pause statement (PAUSE) [format] PAUSE time [function] temporarily stop the implementation of the program, or delayed for some time. [description] let the robot in motion, by the length of time to control the robot forward and backward distance and angle of left and right rotation. The specific value of the time refers to the length of time, it can be accurate to milliseconds. [application] PAUSE 1000, this statement means that the delay time is set to 1 second. 3. end statement (END) [format] END [function] terminates the operation of the 4. loop statement (FOR/NEXT), FOR loop variable = initial value, TO, final value, STEP step size...... ...... Circulatory body (...) The NEXT variable, the FOR loop statement statement (loop entry), the NEXT loop, the final value statement (loop exit), and the loop statement used to perform a fixed number of repetitions. [description] cycle variables: initial, final value and step can be either constant or variable. When the step size is 1, STEP can be omitted. The FOR/ NEXT should be used at the same time are indispensable, cycle variables should be consistent. The nesting cycle of not more than 8. The 5. sound statement (SOUND) [function] gives a given tone of voice within a specified duration. [description]: This module has been integrated into the general robot motherboard port 10. The sound frequency value is the actual value of the frequency, can make peoples ear to hear the frequency of actual application, may be appropriate to change the frequency of sound to correct int