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  526.             router
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  527. 

  528.         
    529. 

  529.         </a>
    530. 

  530.         
    531. 

  531. 

  532.         
    533. 

  533.     
    534. 

  534.         
    535. 

  535.         <a href="../../../vue/vuex/" class="list-group-item ">
    536. 

  536.         
    537. 

  537. 

  538.             
    539. 

  539. 

  540.             
    541. 

  541. 

  542.             VUE
    543. 

  543. 

  544.         
    545. 

  545.         </a>
    546. 

  546.         
    547. 

  547. 

  548.         
    549. 

  549.     
    550. 

  550. 

  551.         </div>
    552. 

  552.     </div>
    553. 

  553.     
    554. 

  554.     <div class="panel panel-default">
    555. 

  555.         
    556. 

  556.         <div class="panel-heading">
    557. 

  557.             <h3 class="panel-title">ubuntu</h3>
    558. 

  558.         </div>
    559. 

  559.         
    560. 

  560. 

  561.         <div class="list-group">
    562. 

  562.             
    563. 

  563.     
    564. 

  564.         
    565. 

  565.         <a href="../../../ubuntu/serves/" class="list-group-item ">
    566. 

  566.         
    567. 

  567. 

  568.             
    569. 

  569. 

  570.             
    571. 

  571.             <i class="octicon octicon-chevron-right"></i>
    572. 

  572.             
    573. 

  573. 

  574.             服务器生存指南
    575. 

  575. 

  576.         
    577. 

  577.         </a>
    578. 

  578.         
    579. 

  579. 

  580.         
    581. 

  581.     
    582. 

  582.         
    583. 

  583.         <a href="../../../ubuntu/instruction.html" class="list-group-item ">
    584. 

  584.         
    585. 

  585. 

  586.             
    587. 

  587. 

  588.             
    589. 

  589. 

  590.             常用指令
    591. 

  591. 

  592.         
    593. 

  593.         </a>
    594. 

  594.         
    595. 

  595. 

  596.         
    597. 

  597.     
    598. 

  598.         
    599. 

  599.         <a href="../../../ubuntu/software/" class="list-group-item ">
    600. 

  600.         
    601. 

  601. 

  602.             
    603. 

  603. 

  604.             
    605. 

  605. 

  606.             常用软件安装
    607. 

  607. 

  608.         
    609. 

  609.         </a>
    610. 

  610.         
    611. 

  611. 

  612.         
    613. 

  613.     
    614. 

  614. 

  615.         </div>
    616. 

  616.     </div>
    617. 

  617.     
    618. 

  618.     <div class="panel panel-default">
    619. 

  619.         
    620. 

  620.         <div class="panel-heading">
    621. 

  621.             <h3 class="panel-title">GIT</h3>
    622. 

  622.         </div>
    623. 

  623.         
    624. 

  624. 

  625.         <div class="list-group">
    626. 

  626.             
    627. 

  627.     
    628. 

  628.         
    629. 

  629.         <a href="../../../git/git.html" class="list-group-item ">
    630. 

  630.         
    631. 

  631. 

  632.             
    633. 

  633. 

  634.             
    635. 

  635. 

  636.             git 命令
    637. 

  637. 

  638.         
    639. 

  639.         </a>
    640. 

  640.         
    641. 

  641. 

  642.         
    643. 

  643.     
    644. 

  644.         
    645. 

  645.         <a href="../../../git/push.html" class="list-group-item ">
    646. 

  646.         
    647. 

  647. 

  648.             
    649. 

  649. 

  650.             
    651. 

  651. 

  652.             git~push
    653. 

  653. 

  654.         
    655. 

  655.         </a>
    656. 

  656.         
    657. 

  657. 

  658.         
    659. 

  659.     
    660. 

  660.         
    661. 

  661.         <a href="../../../git/faq.html" class="list-group-item ">
    662. 

  662.         
    663. 

  663. 

  664.             
    665. 

  665. 

  666.             
    667. 

  667. 

  668.             git~F.A.Q
    669. 

  669. 

  670.         
    671. 

  671.         </a>
    672. 

  672.         
    673. 

  673. 

  674.         
    675. 

  675.     
    676. 

  676. 

  677.         </div>
    678. 

  678.     </div>
    679. 

  679.     
    680. 

  680.     <div class="panel panel-default">
    681. 

  681.         
    682. 

  682.         <div class="panel-heading">
    683. 

  683.             <h3 class="panel-title">NODE&NPM</h3>
    684. 

  684.         </div>
    685. 

  685.         
    686. 

  686. 

  687.         <div class="list-group">
    688. 

  688.             
    689. 

  689.     
    690. 

  690.         
    691. 

  691.         <a href="../../../node/0.html" class="list-group-item ">
    692. 

  692.         
    693. 

  693. 

  694.             
    695. 

  695. 

  696.             
    697. 

  697.             <i class="octicon octicon-chevron-right"></i>
    698. 

  698.             
    699. 

  699. 

  700.             node
    701. 

  701. 

  702.         
    703. 

  703.         </a>
    704. 

  704.         
    705. 

  705. 

  706.         
    707. 

  707.     
    708. 

  708.         
    709. 

  709.         <a href="../../../node/npm/0.html" class="list-group-item ">
    710. 

  710.         
    711. 

  711. 

  712.             
    713. 

  713. 

  714.             
    715. 

  715. 

  716.             npm
    717. 

  717. 

  718.         
    719. 

  719.         </a>
    720. 

  720.         
    721. 

  721. 

  722.         
    723. 

  723.     
    724. 

  724. 

  725.         </div>
    726. 

  726.     </div>
    727. 

  727.     
    728. 

  728.     <div class="panel panel-default">
    729. 

  729.         
    730. 

  730. 

  731.         <div class="list-group">
    732. 

  732.             
    733. 

  733.     
    734. 

  734.         
    735. 

  735.         <a href="../../../other/faq.html" class="list-group-item ">
    736. 

  736.         
    737. 

  737. 

  738.             
    739. 

  739. 

  740.             
    741. 

  741. 

  742.             FAQ
    743. 

  743. 

  744.         
    745. 

  745.         </a>
    746. 

  746.         
    747. 

  747. 

  748.         
    749. 

  749.     
    750. 

  750.         
    751. 

  751.         <a href="../../../other/examples.html" class="list-group-item ">
    752. 

  752.         
    753. 

  753. 

  754.             
    755. 

  755. 

  756.             
    757. 

  757. 

  758.             Examples
    759. 

  759. 

  760.         
    761. 

  761.         </a>
    762. 

  762.         
    763. 

  763. 

  764.         
    765. 

  765.     
    766. 

  766. 

  767.         </div>
    768. 

  768.     </div>
    769. 

  769.     
    770. 

  770. 

  771. 

  772. 

  773.                     </div>
    774. 

  774.                     <div class="col-md-9">
    775. 

  775.                         
    776. 

  776. <div id="book-search-results">
    777. 

  777.     <div class="search-noresults">
    778. 

  778.     
    779. 

  779.                             
    780. 

  780. 

  781.                             <div class="gb-markdown book-page-inner">
    782. 

  782.                                 <h3 id="&#x53CC;&#x5411;&#x7ED1;&#x5B9A;&#x6570;&#x636E;&#x5199;&#x6CD5;&#x8BF4;&#x660E;">&#x53CC;&#x5411;&#x7ED1;&#x5B9A;&#x6570;&#x636E;&#x5199;&#x6CD5;&#x8BF4;&#x660E;</h3>
    783. 

  783. <blockquote>
    784. 

  784. <p>&#x53CC;&#x5411;&#x7ED1;&#x5B9A;&#x6570;&#x636E;&#x7684;&#x5199;&#x6CD5;&#x662F;[(ngModel)]=&quot;modelName&quot;.modelName&#x547D;&#x540D;&#x5FC5;&#x987B;&#x4E3A;&#x6709;&#x610F;&#x4E49;,&#x5982;:productName
    785. 

  785. &#x4F7F;&#x7528;: </p>
    786. 

  786. <pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;text&quot;</span> [(<span class="hljs-attr">ngModel</span>)]=<span class="hljs-string">&quot;productName&quot;</span>&gt;</span>
    787. 

  787. <span class="hljs-tag">&lt;<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;text&quot;</span> <span class="hljs-attr">placeholder</span>=<span class="hljs-string">&quot;&quot;</span>&gt;</span>
    788. 

  788. </code></pre>
    789. 

  789. <p>&#x73AF;&#x5883;:</p>
    790. 

  790. <pre><code class="lang-typescript"><span class="hljs-comment">// &#x5FC5;&#x987B;&#x5728;&#x6839;&#x6A21;&#x5757;&#x5BFC;&#x5165; FormsModule &#x624D;&#x53EF;&#x4EE5;&#x4F7F;&#x7528; ngModel</span>
    791. 

  791. <span class="hljs-keyword">import</span> {FormsModule} from <span class="hljs-string">&apos;@angular/forms&apos;</span>;
    792. 

  792. @NgModule({
    793. 

  793.   <span class="hljs-comment">// ...</span>
    794. 

  794.   imports: [
    795. 

  795.     <span class="hljs-comment">// ...</span>
    796. 

  796.     FormsModule
    797. 

  797.     <span class="hljs-comment">// ...</span>
    798. 

  798.   ]
    799. 

  799.   <span class="hljs-comment">//...</span>
    800. 

  800. })
    801. 

  801. </code></pre>
    802. 

  802. </blockquote>
    803. 

  803. <h3 id="&#x8BBE;&#x7F6E;appmodulets">&#x8BBE;&#x7F6E;app.module.ts</h3>
    804. 

  804. <pre><code class="lang-typescript"><span class="hljs-comment">// &#x4E0B;&#x9762;&#x662F;&#x5F15;&#x5165;&#x5F00;&#x53D1;&#x4F7F;&#x7528;&#x5230;&#x7684;&#x5E93;(&#x6A21;&#x677F;&#x4ED3;&#x5E93;)</span>
    805. 

  805. <span class="hljs-keyword">import</span> {BrowserModule} from <span class="hljs-string">&apos;@angular/platform-browser&apos;</span>;
    806. 

  806. <span class="hljs-keyword">import</span> {NgModule} from <span class="hljs-string">&apos;@angular/core&apos;</span>;
    807. 

  807. <span class="hljs-keyword">import</span> {FormsModule,ReactiveFormsModule} from <span class="hljs-string">&apos;@angular/forms&apos;</span>;
    808. 

  808. <span class="hljs-comment">// &#x7EC4;&#x4EF6;&#x5F15;&#x5165;&#x65B9;&#x5F0F;&#x5982;&#x4E0B;:</span>
    809. 

  809. <span class="hljs-comment">// import { NgModelComponent } from &apos;./ng-model/ng-model.component&apos;;</span>
    810. 

  810. @NgModule({
    811. 

  811.   declarations: [
    812. 

  812.     <span class="hljs-comment">// ...  &#x8FD9;&#x91CC;&#x662F;&#x5F15;&#x5165;&#x7EC4;&#x4EF6;</span>
    813. 

  813.     <span class="hljs-comment">// NgModelComponent</span>
    814. 

  814.   ],
    815. 

  815.   <span class="hljs-comment">// &#x5BFC;&#x5165;&#x5E93;</span>
    816. 

  816.   imports: [
    817. 

  817.     BrowserModule,
    818. 

  818.     FormsModule,
    819. 

  819.     ReactiveFormsModule
    820. 

  820.   ],
    821. 

  821.   providers: [],
    822. 

  822.   bootstrap: [AppComponent]
    823. 

  823. })
    824. 

  824. </code></pre>
    825. 

  825. <h3 id="&#x521B;&#x5EFA;&#x7EC4;&#x4EF6;">&#x521B;&#x5EFA;&#x7EC4;&#x4EF6;</h3>
    826. 

  826. <pre><code class="lang-bash">$ ng generate component ngModel
    827. 

  827.   <span class="hljs-comment"># installing component</span>
    828. 

  828.   <span class="hljs-comment">#  create src/app/ok/ng-model.component.css</span>
    829. 

  829.   <span class="hljs-comment">#  create src/app/ok/ng-model.component.html</span>
    830. 

  830.   <span class="hljs-comment">#  create src/app/ok/ng-model.component.spec.ts</span>
    831. 

  831.   <span class="hljs-comment">#  create src/app/ok/ng-model.component.ts</span>
    832. 

  832.   <span class="hljs-comment">#  update src/app/app.module.ts</span>
    833. 

  833. </code></pre>
    834. 

  834. <h3 id="&#x8BBE;&#x7F6E;ng-model&#x7EC4;&#x4EF6;&#x6837;&#x5F0F;">&#x8BBE;&#x7F6E;ng-model&#x7EC4;&#x4EF6;&#x6837;&#x5F0F;</h3>
    835. 

  835. <pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;ui raised segment&quot;</span>&gt;</span>
    836. 

  836.   <span class="hljs-tag">&lt;<span class="hljs-name">form</span> [<span class="hljs-attr">formGroup</span>]=<span class="hljs-string">&quot;myForm&quot;</span>
    837. 

  837.         (<span class="hljs-attr">ngSubmit</span>)=<span class="hljs-string">&quot;onSubmit(myForm.value)&quot;</span>
    838. 

  838.         <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;ui form&quot;</span>&gt;</span>
    839. 

  839. 

  840.     <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;field&quot;</span>&gt;</span>
    841. 

  841.       <span class="hljs-tag">&lt;<span class="hljs-name">label</span> <span class="hljs-attr">for</span>=<span class="hljs-string">&quot;productNameInput&quot;</span>&gt;</span>Product Name<span class="hljs-tag">&lt;/<span class="hljs-name">label</span>&gt;</span>
    842. 

  842.       <span class="hljs-tag">&lt;<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;text&quot;</span>
    843. 

  843.              <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;productNameInput&quot;</span>
    844. 

  844.              <span class="hljs-attr">placeholder</span>=<span class="hljs-string">&quot;Product Name&quot;</span>
    845. 

  845.              [<span class="hljs-attr">formControl</span>]=<span class="hljs-string">&quot;myForm.get(&apos;productName&apos;)&quot;</span>
    846. 

  846.              [(<span class="hljs-attr">ngModel</span>)]=<span class="hljs-string">&quot;productName&quot;</span>&gt;</span>
    847. 

  847.     <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
    848. 

  848. 

  849.     <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;ui info message&quot;</span>&gt;</span>
    850. 

  850.       The product name is: {{productName}}
    851. 

  851.     <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
    852. 

  852. 

  853.     <span class="hljs-tag">&lt;<span class="hljs-name">button</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;submit&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;ui button&quot;</span>&gt;</span>&#x63D0;&#x4EA4;<span class="hljs-tag">&lt;/<span class="hljs-name">button</span>&gt;</span>
    854. 

  854.     <span class="hljs-tag">&lt;<span class="hljs-name">button</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;submit&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;ui button&quot;</span> (<span class="hljs-attr">click</span>)=<span class="hljs-string">&quot;myForm.reset()&quot;</span>&gt;</span>&#x91CD;&#x7F6E;<span class="hljs-tag">&lt;/<span class="hljs-name">button</span>&gt;</span>
    855. 

  855.   <span class="hljs-tag">&lt;/<span class="hljs-name">form</span>&gt;</span>
    856. 

  856. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
    857. 

  857. </code></pre>
    858. 

  858. <h3 id="&#x8BBE;&#x7F6E;ng-model&#x7EC4;&#x4EF6;&#x903B;&#x8F91;&#x90E8;&#x5206;">&#x8BBE;&#x7F6E;ng-model&#x7EC4;&#x4EF6;&#x903B;&#x8F91;&#x90E8;&#x5206;</h3>
    859. 

  859. <pre><code class="lang-typescript"><span class="hljs-keyword">import</span> {Component, OnInit} from <span class="hljs-string">&apos;@angular/core&apos;</span>;
    860. 

  860. <span class="hljs-keyword">import</span> {
    861. 

  861.   FormBuilder,
    862. 

  862.   FormGroup,
    863. 

  863.   Validators,
    864. 

  864. } from <span class="hljs-string">&quot;@angular/forms&quot;</span>
    865. 

  865. 

  866. @Component({
    867. 

  867.   selector: <span class="hljs-string">&apos;app-ng-model&apos;</span>,
    868. 

  868.   templateUrl: <span class="hljs-string">&apos;./ng-model.component.html&apos;</span>,
    869. 

  869.   styleUrls: [<span class="hljs-string">&apos;./ng-model.component.css&apos;</span>]
    870. 

  870. })
    871. 

  871. <span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> NgModelComponent <span class="hljs-keyword">implements</span> OnInit {
    872. 

  872.   myForm: FormGroup;
    873. 

  873.   productName: <span class="hljs-built_in">string</span>;
    874. 

  874.   <span class="hljs-comment">// &#x6CE8;&#x5165;: FormBuilder</span>
    875. 

  875.   <span class="hljs-comment">/*&#x5728;&#x8FD9;&#x671F;&#x95F4;, Angular&#x5C06;&#x4F1A;&#x6CE8;&#x5165;&#x4E00;&#x4E2A;&#x4ECE; FormBuilder &#x7C7B;&#x521B;&#x5EFA;&#x7684;&#x5BF9;&#x8C61;&#x5B9E;&#x4F8B;,&#x5E76;&#x628A;&#x5B83;&#x8D4B;&#x503C;&#x7ED9; fb &#x53D8;&#x91CF;(&#x6765;
    876. 

  876.   &#x81EA;&#x6784;&#x9020;&#x51FD;&#x6570;)*/</span>
    877. 

  877.   <span class="hljs-keyword">constructor</span>(fb: FormBuilder) {
    878. 

  878.     <span class="hljs-keyword">this</span>.myForm = fb.group({
    879. 

  879.       <span class="hljs-string">&apos;productName&apos;</span>: [<span class="hljs-string">&apos;&apos;</span>, Validators.required]
    880. 

  880.     })
    881. 

  881.   }
    882. 

  882. 

  883.   onSubmit(value: <span class="hljs-built_in">string</span>): <span class="hljs-built_in">void</span> {
    884. 

  884.     <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&apos;&#x4F60;&#x7684;&#x63D0;&#x4EA4;&#x503C;&apos;</span>, value);
    885. 

  885.   }
    886. 

  886. 

  887.   ngOnInit() {
    888. 

  888.   }
    889. 

  889. }
    890. 

  890. </code></pre>
    891. 

  891. 

  892.                             </div>
    893. 

  893.                             
    894. 

  894. <hr>
    895. 

  895. <div class="btn-group btn-group-justified">
    896. 

  896.     
    897. 

  897.     <a class="btn" href="02_directives.html"><b>上一页:</b> directives_源码解析</a>
    898. 

  898.     
    899. 

  899.     
    900. 

  900.     <a class="btn" href="04_Form-Validation_&_Custom-Validator.html"><b>下一页:</b> 表单验证&自定义验证器</a>
    901. 

  901.     
    902. 

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    903. 

  903. 

  904.                         
    905. 

  905.     </div>
    906. 

  906.     <div class="search-results">
    907. 

  907.         <div class="has-results">
    908. 

  908.             
    909. 

  909.             <h1 class="search-results-title"><span class='search-results-count'></span> results matching "<span class='search-query'></span>"</h1>
    910. 

  910.             <ul class="search-results-list"></ul>
    911. 

  911.             
    912. 

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    928. 

  928.         <div class="container">
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  929.             <ul class="menu">
    930. 

  930.                 <li class="pull-right">
    931. 

  931.                     <span class="service-info">Copyright GitBook 2018</span>
    932. 

  932.                 </li>
    933. 

  933.                 <li>
    934. 

  934.                     <a href="#">Return to the top</a>
    935. 

  935.                 </li>
    936. 

  936.                 <li>
    937. 

  937.                     <a href="#">Updated May 30th 18</a>
    938. 

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    940. 

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