Created
June 20, 2021 03:30
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Simple javascript timer module. 10ms accurate.
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| var createTimer = function(){ | |
| return { | |
| ms: 0, | |
| clock: 0, | |
| start: function(){ | |
| //start incrimenting ms every millisecond | |
| this.clock = setInterval(() => {this.ms += 10;}, 10); | |
| }, | |
| stop: function(){clearInterval(this.clock)}, | |
| clear: function(){this.ms = 0;}, | |
| time: function(){ | |
| //work out time units | |
| var milliseconds = this.ms; | |
| var seconds = Math.floor(milliseconds / 1000); | |
| milliseconds = milliseconds - (seconds*1000); | |
| var minutes = Math.floor(seconds / 60); | |
| seconds = seconds - (minutes * 60); | |
| var hours = Math.floor(minutes / 60); | |
| minutes = minutes - (hours * 60); | |
| //force two or three digits | |
| hours = hours.toLocaleString('en-US', { | |
| minimumIntegerDigits: 2, | |
| useGrouping: false | |
| }) | |
| minutes = minutes.toLocaleString('en-US', { | |
| minimumIntegerDigits: 2, | |
| useGrouping: false | |
| }) | |
| seconds = seconds.toLocaleString('en-US', { | |
| minimumIntegerDigits: 2, | |
| useGrouping: false | |
| }) | |
| milliseconds = milliseconds.toLocaleString('en-US', { | |
| minimumIntegerDigits: 3, | |
| useGrouping: false | |
| }) | |
| //return time string | |
| return `${hours}:${minutes}:${seconds}:${milliseconds}`; | |
| } | |
| } | |
| } |
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