Created
June 27, 2019 10:30
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A Simple countdown timer to print time in "mm:ss" format.
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| int minutes = insertedValue; //init value | |
| Timer timer = new Timer(); | |
| timer.scheduleAtFixedRate(new TimerTask() { | |
| int seconds = minutes * 60; | |
| String secString, minString; //two strings for printing | |
| int ss = 0; //formatted second | |
| int mm = minutes; //formatted minute | |
| public void run(){ | |
| if(ss < 10) | |
| secString = "0" + ss; //[0s] format: 01, 02, ... 09 | |
| else | |
| secString = String.valueOf(ss); | |
| if(mm < 10) | |
| minString = "0" + mm; //[0s] format: 01, 02, ... 09 | |
| else | |
| minString = String.valueOf(mm); | |
| System.out.println(minString + ":" + secString); | |
| seconds--; | |
| mm = seconds/60; | |
| ss = seconds - mm*60; | |
| if(seconds < 0) | |
| timer.cancel(); | |
| } | |
| }, 0, 1000); |
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