{"id":10002,"date":"2022-09-21T19:27:23","date_gmt":"2022-09-21T13:57:23","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-how-to-have-a-setinterval-not-act-like-a-for-loop-closed\/"},"modified":"2022-09-21T19:27:23","modified_gmt":"2022-09-21T13:57:23","slug":"solved-how-to-have-a-setinterval-not-act-like-a-for-loop-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-how-to-have-a-setinterval-not-act-like-a-for-loop-closed\/","title":{"rendered":"[Solved] How to have a setInterval not act like a for loop [closed]"},"content":{"rendered":"

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The problem is that you’re not parsing the input to a number. So when you do currTime += 33;<\/code>, it’s concatenating strings instead of adding numbers. Use parseInt()<\/code> when you read the inputs into the variables.<\/p>\n<\/p>\n

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var currTime = 0\nvar origTime = 0\nvar timerFunc\nvar a = document.querySelector('#node1')\nvar i = 0\nvar md\nvar sd\nvar msd\nvar freq = 33;\n\nfunction button1Action() {\n  if (i === 0) {\n    origTime = parseInt(document.getElementById(\"time\").value)\n    currTime = parseInt(document.getElementById(\"time\").value)\n    var b = a.cloneNode(true)\n    b.id = 'node2'\n    b.innerHTML = '<h1 id=\"text\"><\/h1><button id=\"button1\" class=\"button1\" onclick=\"button1Action()\">Start<\/button>&nbsp;<button id=\"button2\" class=\"button2\" onclick=\"button2Action()\">Clear<\/button>'\n    a.parentNode.replaceChild(b, a)\n    let hd = Math.floor(currTime \/ 3600000)\n    let m = Math.floor((currTime % 3600000) \/ 60000)\n    let s = Math.floor((currTime % 60000) \/ 1000)\n    let ms = Math.floor(currTime % 1000)\n    if (m < 10) {\n      md = `0${m}`\n    } else {\n      md = `${m}`\n    }\n    if (s < 10) {\n      sd = `0${s}`\n    } else {\n      sd = `${s}`\n    }\n    if (ms < 10) {\n      msd = `00${ms}`\n    } else if (ms < 100) {\n      msd = `0${ms}`\n    } else {\n      msd = `${ms}`\n    }\n    document.getElementById(\"text\").innerHTML = `${hd}:${md}:${sd}.${msd}`\n  } else if (i >= 1 && (i % 2) == 1) {\n    timerFunc = setInterval(function() {\n      currTime += freq\n      let hd = Math.floor(currTime \/ 3600000)\n      let m = Math.floor((currTime % 3600000) \/ 60000)\n      let s = Math.floor((currTime % 60000) \/ 1000)\n      let ms = Math.floor(currTime % 1000)\n      if (m < 10) {\n        md = `0${m}`\n      } else {\n        md = `${m}`\n      }\n      if (s < 10) {\n        sd = `0${s}`\n      } else {\n        sd = `${s}`\n      }\n      if (ms < 10) {\n        msd = `00${ms}`\n      } else if (ms < 100) {\n        msd = `0${ms}`\n      } else {\n        msd = `${ms}`\n      }\n      document.getElementById(\"text\").innerHTML = `${hd}:${md}:${sd}.${msd}`\n    }, freq)\n    document.getElementById(\"button1\").innerHTML = `Pause`\n    document.getElementById(\"button1\").style.backgroundColor = \"#0000ff\"\n  } else if (i >= 1 && (i % 2) == 0) {\n    clearInterval(timerFunc)\n    document.getElementById(\"button1\").innerHTML = `Cont..`\n    document.getElementById(\"button1\").style.backgroundColor = \"#00ff00\"\n  } else {\n    throw \"Error: i must be a positive integer or 0\"\n  }\n  i++\n}\n\nfunction button2Action() {\n  clearInterval(timerFunc)\n  currTime = origTime\n  let hd = Math.floor(currTime \/ 3600000)\n  let m = Math.floor((currTime % 3600000) \/ 60000)\n  let s = Math.floor((currTime % 60000) \/ 1000)\n  let ms = Math.floor(currTime % 1000)\n  if (m < 10) {\n    md = `0${m}`\n  } else {\n    md = `${m}`\n  }\n  if (s < 10) {\n    sd = `0${s}`\n  } else {\n    sd = `${s}`\n  }\n  if (ms < 10) {\n    msd = `00${ms}`\n  } else if (ms < 100) {\n    msd = `0${ms}`\n  } else {\n    msd = `${ms}`\n  }\n  document.getElementById(\"text\").innerHTML = `${hd}:${md}:${sd}.${msd}`\n  document.getElementById(\"button1\").innerHTML = `Start`\n  document.getElementById(\"button1\").style.backgroundColor = \"#00ff00\"\n  i = 1\n}<\/code><\/pre>\n
.button1 {\n  background-color: #00ff00;\n  color: #999999;\n}\n\n.button2 {\n  background-color: #ff0000;\n  color: #eeeeee\n}\n\n.in1::placeholder {\n  color: #000e;\n}<\/code><\/pre>\n
<!DOCTYPE html>\n<html>\n\n<head>\n  <title>Stopwatch<\/title>\n<\/head>\n\n<body id=\"node1\">\n  <input type=\"number\" class=\"in1\" id=\"time\" placeholder=\"0\" value=\"0\">\n  <br\/><br\/>\n  <button class=\"button1\" onclick=\"button1Action()\">Set<\/button>\n<\/body>\n\n<\/html><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n
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            0<\/span> <\/p><\/div>\n<\/div>\n
[ad_2]<\/p>\n
solved How to have a setInterval not act like a for loop [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"
[ad_1] The problem is that you’re not parsing the input to a number. So when you do currTime += 33;, it’s concatenating strings instead of adding numbers. Use parseInt() when you read the inputs into the variables. var currTime = 0 var origTime = 0 var timerFunc var a = document.querySelector(‘#node1’) var i = 0 … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[346,333],"class_list":["post-10002","post","type-post","status-publish","format-standard","hentry","category-solved","tag-html","tag-javascript"],"yoast_head":"\n[Solved] How to have a setInterval not act like a for loop [closed] - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-how-to-have-a-setinterval-not-act-like-a-for-loop-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] How to have a setInterval not act like a for loop [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] The problem is that you’re not parsing the input to a number. So when you do currTime += 33;, it’s concatenating strings instead of adding numbers. Use parseInt() when you read the inputs into the variables. var currTime = 0 var origTime = 0 var timerFunc var a = document.querySelector('#node1') var i = 0 ... 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So when you do currTime += 33;, it’s concatenating strings instead of adding numbers. Use parseInt() when you read the inputs into the variables. var currTime = 0 var origTime = 0 var timerFunc var a = document.querySelector('#node1') var i = 0 ... 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