number (decimal) pipe
Transforms a number into a string, formatted according to locale rules that determine group sizing and separator, decimal-point character, and other locale-specific configurations.
Source
<p>e (no formatting): {{e | number}}</p>
<p>e (3.1-5): {{e | number:'3.1-5'}}</p>
<p>e (4.5-5): {{e | number:'4.5-5'}}</p>
<p>pi (no formatting): {{pi | number}}</p>
<p>pi (3.1-5): {{pi | number:'3.1-5'}}</p>
<p>pi (3.5-5): {{pi | number:'3.5-5'}}</p>
<p>-2.5 (1.0-0): {{-2.5 | number:'1.0-0'}}</p>
export class AppComponent {
e = Math.E;
pi = Math.PI;
}
Result
e (no formatting): 2.718
e (3.1-5): 002.71828
e (4.5-5): 0,002.71828
pi (no formatting): 3.142
pi (3.1-5): 003.14159
pi (3.5-5): 003.14159
-2.5 (1.0-0): -3
Parameters
{{ value_expression | number [ : digitsInfo [ : locale ] ] }}
digitsInfo
#
digitsInfo?: string
locale
#
locale?: string