没有角度的材料步进器很好。步骤显示按要求显示,当单击标题时正在移动,但是出现了一个错误,并说:
无法读取未定义的属性
markForCheck
同样,当我想使用按钮指令时,会抛出一个错误,
无法读取未定义的属性
previous
也许能帮上忙
代码:我只是复制粘贴默认代码从角材料页面:
https://material.angular.io/components/stepper/overview
我从我的主模块装入一个子模块中的角质材料。
也许是懒惰的装载导致了这个问题?
版本:
"@angular/animations": "^5.1.2",
"@angular/cdk": "^5.1.2",
"@angular/common": "^5.1.2",
"@angular/compiler": "^5.1.2",
"@angular/compiler-cli": "^5.1.2",
"@angular/core": "^5.1.2",
"@angular/forms": "^5.1.2",
"@angular/http": "^5.1.2",
"@angular/material": "^5.1.2",
"@angular/platform-browser": "^5.1.2",
"@angular/platform-browser-dynamic": "^5.1.2",
"@angular/platform-server": "^5.1.2",
"@angular/router": "^5.1.2",
"@ng-bootstrap/ng-bootstrap": "^1.0.0-alpha.25",
"@ngui/auto-complete": "^0.16.0",
"@swimlane/ngx-charts": "^6.1.0",
"@types/file-saver": "0.0.1",
"@types/lodash": "^4.14.73",
"angular-2-data-table": "^0.1.2",
"angular-datatables": "^4.2.0",
"angular2-datatable": "^0.6.0",
"angular2-multiselect-dropdown": "^1.3.6",
"angular2-promise-buttons": "^2.0.1",
"chart.js": "^2.7.0",
"core-js": "^2.4.1",
"d3": "^4.11.0",
"datatables.net": "^1.10.15",
"datatables.net-buttons": "^1.5.1",
"datatables.net-buttons-dt": "^1.5.1",
"datatables.net-dt": "^1.10.15",
"file-saver": "^1.3.3",
"hammerjs": "^2.0.8",
"jquery": "^3.2.1",
"lodash": "^4.17.4",
"ng2-charts": "^1.6.0",
"ng2-pdf-viewer": "^1.2.2",
"ng2-slimscroll": "^2.0.1",
"ngx-chips": "^1.6.2",
"ngx-cookie-service": "^1.0.7",
"ngx-dropzone-wrapper": "^4.6.0",
"rxjs": "^5.5.6",
"sweetalert2": "^6.6.8",
"web-animations-js": "^2.3.1",
"xlsx": "^0.11.5",
"zone.js": "^0.8.16"
斯蒂芬尼
发布于 2018-01-31 17:52:17
当我把我的打字稿转寄到es6时,我也遇到了同样的问题。Chrome似乎没有识别es6模块,因此所需的进口产品没有装载到材料的踏板上。
检查您的tsconfig.json (而不是tsconfig.app.json),您是否正在将您的打字本转到es6?如果是这样的话,您可以将其更改为es5,它现在对我有效。
tsconfig.json
{
...
"compilerOptions": {
...
"target": "es5",
...
}
}
发布于 2018-01-05 12:32:28
使用--aot选项会使错误消失,不知道原因。
发布于 2019-03-13 15:58:15
我也有同样的问题,改变tsconfig.json中的目标对我不起作用。然而,垂直步进工作没有任何问题。
`<mat-vertical-stepper>`
https://stackoverflow.com/questions/48036238
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