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{
"id": "api/forms/FormArray",
"title": "FormArray",
"contents": "\n\n<article>\n <div class=\"breadcrumb-container\">\n <div class=\"breadcrumb\">\n <script type=\"application/ld+json\">\n {\n \"@context\": \"http://schema.org\",\n \"@type\": \"BreadcrumbList\",\n \"itemListElement\": [\n { \"@type\": \"ListItem\", \"position\": 1, \"item\": { \"@id\": \"https://angular.io//api\", \"name\": \"API\" } },\n { \"@type\": \"ListItem\", \"position\": 2, \"item\": { \"@id\": \"https://angular.io/api/forms\", \"name\": \"@angular/forms\" } },\n { \"@type\": \"ListItem\", \"position\": 3, \"item\": { \"@id\": \"https://angular.io/api/forms/FormArray\", \"name\": \"FormArray\" } }\n ]\n }\n </script>\n <a href=\"/api\">API</a> > <a href=\"api/forms\">@angular/forms</a>\n </div>\n <div class=\"github-links\">\n <a href=\"https://github.com/angular/angular/edit/master/packages/forms/src/model.ts?message=docs(forms)%3A%20describe%20your%20change...#L1797-L2253\" aria-label=\"Suggest Edits\" title=\"Suggest Edits\"><i class=\"material-icons\" aria-hidden=\"true\" role=\"img\">mode_edit</i></a>\n <a href=\"https://github.com/angular/angular/tree/12.0.0-next.7/packages/forms/src/model.ts#L1797-L2253\" aria-label=\"View Source\" title=\"View Source\"><i class=\"material-icons\" aria-hidden=\"true\" role=\"img\">code</i></a>\n</div>\n </div>\n \n <header class=\"api-header\">\n <h1 id=\"formarray\">FormArray<a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/forms/FormArray#formarray\"><i class=\"material-icons\">link</i></a></h1>\n \n <label class=\"api-type-label class\">class</label>\n \n \n \n </header>\n \n <aio-toc class=\"embedded\"></aio-toc>\n\n <div class=\"api-body\">\n \n <section class=\"short-description\">\n <p>Tracks the value and validity state of an array of <code><a href=\"api/forms/FormControl\" class=\"code-anchor\">FormControl</a></code>,\n<code><a href=\"api/forms/FormGroup\" class=\"code-anchor\">FormGroup</a></code> or <code><a href=\"api/forms/FormArray\" class=\"code-anchor\">FormArray</a></code> instances.</p>\n\n <p><a href=\"api/forms/FormArray#description\">See more...</a></p>\n </section>\n \n \n \n <section class=\"class-overview\">\n<code-example language=\"ts\" hidecopy=\"true\">\nclass <a href=\"api/forms/FormArray\" class=\"code-anchor\">FormArray</a> extends <a class=\"code-anchor\" href=\"api/forms/AbstractControl\">AbstractControl</a> {\n <a class=\"code-anchor\" href=\"api/forms/FormArray#constructor()\"><span class=\"member-name\">constructor</span>(controls: AbstractControl[], validatorOrOpts?: ValidatorFn | AbstractControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[])</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#controls\"><span class=\"member-name\">controls</span>: AbstractControl[]</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#length\"><span class=\"member-name\">length</span>: number</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#at\"><span class=\"member-name\">at</span>(index: number): AbstractControl</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#push\"><span class=\"member-name\">push</span>(control: AbstractControl, options: { emitEvent?: boolean; } = {}): void</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#insert\"><span class=\"member-name\">insert</span>(index: number, control: AbstractControl, options: { emitEvent?: boolean; } = {}): void</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#removeAt\"><span class=\"member-name\">removeAt</span>(index: number, options: { emitEvent?: boolean; } = {}): void</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#setControl\"><span class=\"member-name\">setControl</span>(index: number, control: AbstractControl, options: { emitEvent?: boolean; } = {}): void</a>\n <a class=\"code-anchor\" href=\"api/forms/FormArray#setValue\"><span class=\"member-name\">setValue</span>(value: any[], options: { o
}