[英]bs-stepper not working in my angular code
I'm using bs-stepper module in my angular code its not working as expected, its throwing some errors please look at my code here我在我的 angular 代码中使用 bs-stepper 模块,它没有按预期工作,它会抛出一些错误,请在此处查看我的代码
export class FileUploadProcessComponent implements OnInit {
import Stepper from 'bs-stepper';
// @ViewChild("stepperProcess") stepperProcess : Element | null
NgOnInit(): void {
document.addEventListener('DOMContentLoaded', function () {
var stepper = new Stepper(<Element> document.querySelector('.bs-stepper'))
})
}
}
Html code is Html 代码为
<div id="stepper1" class="bs-stepper" #stepperProcess>
<div class="bs-stepper-header">
<div class="step" data-target="#test-l-1">
<button class="step-trigger">
<span class="bs-stepper-circle">1</span>
<span class="bs-stepper-label">Email</span>
</button>
</div>
<div class="line"></div>
<div class="step" data-target="#test-l-2">
<button class="step-trigger">
<span class="bs-stepper-circle">2</span>
<span class="bs-stepper-label">Password</span>
</button>
</div>
<div class="line"></div>
<div class="step" data-target="#test-l-3">
<button class="step-trigger">
<span class="bs-stepper-circle">3</span>
<span class="bs-stepper-label">Validate</span>
</button>
</div>
</div>
<div class="bs-stepper-content">
<form (ngSubmit)="onSubmit()">
<div id="test-l-1" class="content">
<div class="form-group">
<label for="exampleInputEmail1">Email address</label>
<input type="email" class="form-control" id="exampleInputEmail1" placeholder="Enter email" />
</div>
<button (click)="next()" class="btn btn-primary">Next</button>
</div>
<div id="test-l-2" class="content">
<div class="form-group">
<label for="exampleInputPassword1">Password</label>
<input type="password" class="form-control" id="exampleInputPassword1" placeholder="Password" />
</div>
<button (click)="next()" class="btn btn-primary">Next</button>
</div>
<div id="test-l-3" class="content text-center">
<button type="submit" class="btn btn-primary mt-5">Submit</button>
</div>
</form>
</div>
</div>
And the errors are错误是
ERROR NullInjectorError: R3InjectorError(AppModule)[Stepper -> Stepper -> Stepper]: NullInjectorError: No provider for Stepper.错误 NullInjectorError: R3InjectorError(AppModule)[Stepper -> Stepper -> Stepper]: NullInjectorError: No provider for Stepper。 at NullInjector.get (core:mjs:6364.27) at R3Injector.get (core:mjs:6791.33) at R3Injector.get (core:mjs:6791.33) at R3Injector.get (core:mjs:6791.33) at ChainedInjector.get (core:mjs:13868.36) at lookupTokenUsingModuleInjector (core:mjs:3286.39) at getOrCreateInjectable (core:mjs:3331.12) at Module.ɵɵdirectiveInject (core:mjs:10881.12) at NodeInjectorFactory.FileUploadProcessComponent_Factory [as factory] (file-upload-process.component:ts:17.40) at getNodeInjectable (core:mjs:3516:44)在 NullInjector.get (core:mjs:6364.27) 在 R3Injector.get (core:mjs:6791.33) 在 R3Injector.get (core:mjs:6791.33) 在 R3Injector.get (core:mjs:6791.33) 在 ChainedInjector.get (core :mjs:13868.36) 在 lookupTokenUsingModuleInjector (core:mjs:3286.39) at getOrCreateInjectable (core:mjs:3331.12) at Module.ɵɵdirectiveInject (core:mjs:10881.12) at NodeInjectorFactory.FileUploadProcessComponent_Factory [as factory] (file-upload-process.component :ts:17.40) 在 getNodeInjectable (core:mjs:3516:44)
NgOnInit()
should be ngOnInit()
. NgOnInit()
应该是ngOnInit()
。 Working example here: https://stackblitz.com/edit/bs-stepper-angular此处的工作示例: https://stackblitz.com/edit/bs-stepper-angular
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