你可以直接在MATLAB里面輸入指令,也可以把你所有需要的指令寫在一個m文件里面,然后再運行文件。如果你把所有的m文件都放入啟動MATLAB的目錄里面,那么MATLAB就能一直找到它們。 MATLAB提供了相當豐富的幫助信息,同時也提供了獲得幫助的方法。 首先,可以通過桌面平臺的【Help】菜單來獲得幫助,也可以通過工具欄的幫助選項獲得幫助。此外,MATLAB也提供了在命令窗口中的獲得幫助的多種方法,在命令窗口中獲得MATLAB幫助的命令及說明列于表3-1中。其調用格式為: 命令+指定參數 表3-1 命 令 說 明 doc 在幫助瀏覽器中顯示指定函數的參考信息 help 在命令窗口中顯示指定命令M文件幫助 helpbrowser 打開幫助瀏覽器,無參數 helpwin 打開幫助瀏覽器,并且見初始界面置于MATLAB函數的M文件幫助信息 lookfor 在命令窗口中顯示具有指定參數特征函數的M文件幫助 web 顯示指定的網絡頁面,默認為MATLAB幫助瀏覽器 例如: >>help sin SIN Sine SIN(X) is the sine of the elements of X Overloaded methods Help sym/sin.m 另外也可以通過在組件平臺中調用演示模型(demo)來獲得特殊幫助。 在MATLAB中使用幫助指令 MATLAB具有相當不錯的聯機幫助,輸入: help commandname 要想得到給定指令的更多信息,你需要知道你要搜索的指令的名稱,本教程中使用的所有指令都在羅列在指令清單里面,這個頁面的鏈接可以在本頁面的右上角找到。 B B = 另外,你可能已經注意到,只要你不給變量分配一個特定的操作或結果,MATLAB會把它存儲在一個名為ans的臨時變量里面。 想搞清楚你安裝的版本和那些工具箱嗎?使用ver試試: >> ver ------------------------------------------------------------------------------------- MATLAB Version 7.1.0.246 (R14) Service Pack 3 MATLAB License Number: 161051 Operating System: Microsoft Windows 2000 Version 6.0 (Build 6002: Service Pack 2) Java VM Version: Java 1.5.0 with Sun Microsystems Inc. Java HotSpot(TM) Client VM mixed mode ------------------------------------------------------------------------------------- MATLAB Version 7.1 (R14SP3) Simulink Version 6.3 (R14SP3) Aerospace Blockset Version 2.0.1 (R14SP3) Bioinformatics Toolbox Version 2.1.1 (R14SP3) CDMA Reference Blockset Version 1.1.1 (R14SP3) Communications Blockset Version 3.2 (R14SP3) Communications Toolbox Version 3.2 (R14SP3) Control System Toolbox Version 6.2.1 (R14SP3) Curve Fitting Toolbox Version 1.1.4 (R14SP3) Data Acquisition Toolbox Version 2.7 (R14SP3) Database Toolbox Version 3.1 (R14SP3) Datafeed Toolbox Version 1.7 (R14SP3) Distributed Computing Toolbox Version 1.0.2 (R14SP3) Embedded Target for Infineon C166 Microcontrollers Version 1.2.1 (R14SP3) Embedded Target for Motorola HC12 Version 1.1.3 (R14SP3) Embedded Target for Motorola MPC555 Version 2.0.3 (R14SP3) Embedded Target for OSEK VDX Version 1.1.3 (R14SP3) Embedded Target for TI C2000 DSP(tm) Version 1.3 (R14SP3) Embedded Target for TI C6000 DSP(tm) Version 2.4 (R14SP3) Excel Link Version 2.3 (R14SP3) Extended Symbolic Math Version 3.1.3 (R14SP3) Filter Design HDL Coder Version 1.3 (R14SP3) Filter Design Toolbox Version 3.3 (R14SP3) Financial Derivatives Toolbox Version 4.0 (R14SP3) Financial Time Series Toolbox Version 2.2 (R14SP3) Financial Toolbox Version 2.5 (R14SP3) Fixed-Income Toolbox Version 1.1.1 (R14SP3) Fixed-Point Toolbox Version 1.3 (R14SP3) Fuzzy Logic Toolbox Version 2.2.2 (R14SP3) GARCH Toolbox Version 2.1 (R14SP3) Gauges Blockset Version 2.0.2 (R14SP3) Genetic Algorithm Direct Search Toolbox Version 2.0 (R14SP3) Image Acquisition Toolbox Version 1.9 (R14SP3) Image Processing Toolbox Version 5.1 (R14SP3) Instrument Control Toolbox Version 2.3 (R14SP3) Link for Code Composer Studio Version 1.4.2 (R14SP3) Link for ModelSim Version 1.4 (R14SP3) MATLAB Builder for COM Version 1.1.5 (R14SP3) MATLAB Builder for Excel Version 1.2.5 (R14SP3) MATLAB Compiler Version 4.3 (R14SP3) MATLAB Distributed Computing Engine Version 1.0.2 (R14SP3) MATLAB Report Generator Version 2.3.1 (R14SP3) MATLAB Web Server Version 1.2.4 (R14SP3) Mapping Toolbox Version 2.2 (R14SP3) Model Predictive Control Toolbox Version 2.2.1 (R14SP3) Model-Based Calibration Toolbox Version 2.1.2 (R14SP3) Neural Network Toolbox Version 4.0.6 (R14SP3) OPC Toolbox Version 2.0.1 (R14SP3) Optimization Toolbox Version 3.0.3 (R14SP3) Partial Differential Equation Toolbox Version 1.0.7 (R14SP3) RF Blockset Version 1.2 (R14SP3) RF Toolbox Version 1.2 (R14SP3) Real-Time Windows Target Version 2.6 (R14SP3) Real-Time Workshop Version 6.3 (R14SP3) Real-Time Workshop Embedded Coder Version 4.3 (R14SP3) Robust Control Toolbox Version 3.0.2 (R14SP3) Signal Processing Blockset Version 6.2 (R14SP3) Signal Processing Toolbox Version 6.4 (R14SP3) SimDriveline Version 1.1.1 (R14SP3) SimMechanics Version 2.3 (R14SP3) SimPowerSystems Version 4.1.1 (R14SP3) Simulink Accelerator Version 6.3 (R14SP3) Simulink Control Design Version 1.3 (R14SP3) Simulink Fixed Point Version 5.1.2 (R14SP3) Simulink Parameter Estimation Version 1.1.2 (R14SP3) Simulink Report Generator Version 2.3.1 (R14SP3) Simulink Response Optimization Version 2.3 (R14SP3) Simulink Verification and Validation Version 1.1.1 (R14SP3) Spline Toolbox Version 3.2.2 (R14SP3) Stateflow Version 6.3 (R14SP3) Stateflow Coder Version 6.3 (R14SP3) Statistics Toolbox Version 5.1 (R14SP3) Symbolic Math Toolbox Version 3.1.3 (R14SP3) System Identification Toolbox Version 6.1.2 (R14SP3) Video and Image Processing Blockset Version 1.2 (R14SP3) Virtual Reality Toolbox Version 4.2.1 (R14SP3) Wavelet Toolbox Version 3.0.3 (R14SP3) xPC Target Version 2.8 (R14SP3) xPC Target Embedded Option Version 2.8 (R14SP3) 查找許可證串號 >> license ans = 161051 |
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