class By {
static all() : Predicate<DebugElement>
static css(selector: string) : Predicate<DebugElement>
static directive(type: Type<any>) : Predicate<DebugElement>
}
Predicates for use with DebugElement's query functions.
all() : Predicate<DebugElement>
Match all elements.
debugElement.query(By.all());
css(selector: string) : Predicate<DebugElement>
Match elements by the given CSS selector.
debugElement.query(By.css('[attribute]'));
directive(type: Type<any>) : Predicate<DebugElement>
Match elements that have the given directive present.
debugElement.query(By.directive(MyDirective));
exported from platform-browser/index, defined in platform-browser/src/dom/debug/by.ts
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Licensed under the Creative Commons Attribution License 4.0.
https://angular.io/docs/ts/latest/api/platform-browser/index/By-class.html