java - Interpolation Simulation (String Formating) -



java - Interpolation Simulation (String Formating) -

here's example:

int n1 = 20; int n2 = 40; string output = string.format("some guy **%d** years old while other **%d** ", n1, n2); system.out.println(output);

why not work?

i find works when i'm testing, , print belows:

guy 20 years old while other 40

java format

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