本文整理汇总了TypeScript中@angular/http.Http.head方法的典型用法代码示例。如果您正苦于以下问题：TypeScript Http.head方法的具体用法？TypeScript Http.head怎么用？TypeScript Http.head使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类@angular/http.Http的用法示例。
在下文中一共展示了Http.head方法的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: createRequest
private createRequest(type: string,data ?: Object) : Observable<any> {
let _url : string = this.buildUrl(data);
let _request : Observable<any>
let stringParam : string = '';
let _jsonBuild : any = {}
if(_url.split('?')[1] && _url.split('?')[1].length) {
(_url.split('?')[1].split('&')).forEach( _paramPart => {
_jsonBuild[_paramPart.split('=')[0]] = _paramPart.split('=')[1];
});
stringParam = JSON.stringify(_jsonBuild);
}
switch (type) {
case "post":
_request = this._http.post(_url.split('?')[0], stringParam);
break;
case "patch":
_request = this._http.patch(_url.split('?')[0], stringParam);
break;
case "put":
_request = this._http.put(_url.split('?')[0], stringParam);
break;
case "delete":
_request = this._http.delete(_url);
break;
case "head":
_request = this._http.head(_url);
break;
default:
_request = this._http.get(_url);
break;
}
this._request = _request.map((response: Response) => response.json());
return this._request;
}示例2: head
public head(url: string, paramMap?: any): Observable<Response> {
return this.http.head(url, new RequestOptions({
search: HttpService.buildURLSearchParams(paramMap),
headers: new Headers({
'token': this.globalData.token
})
}));
}示例3: head
head(endpoint: string, options?: RequestOptionsArgs) : Observable<Response>{
let url = this.getUrl(endpoint);
return this.http.head(url, options);
}示例4:
return this.getData(url, options, (url: string, options: RequestOptionsArgs) => {
return this.http.head(url, options);
});示例5: checkProjectExists
checkProjectExists(projectName: string): Observable<any> {
return this.http
.head(`/api/projects/?project_name=${projectName}`)
.map(response=>response.status)
.catch(error=>Observable.throw(error));
}示例6: head
head(url: string, options?: RequestOptionsArgs): Observable<Response> {
return this.http.head(url, this.attachAuthHeaders(options));
}示例7: head
head(url: string, options?: RequestOptionsArgs): Observable<Response> {
return this.http.head(url, this.appendHeaders(options))
.catch((error) => {return this.handleError(error); });
}示例8: httpHead
httpHead(url: string, options = {}) {
return this.http.head(this.getFullUrl(url), options);
}示例9: head
public head(url: string, options?: RequestOptionsArgs) {
if (this.networkService.noConnection()) {
this.networkService.showNetworkAlert();
} else { return this.http.head(url, options) }
}示例10: Promise
return new Promise((resolve, reject) => {
this.handleRequest(this.http.head(LoopbackAPI.URL(url, params)), resolve, reject);
});