euphobyte.github.io/process.html at main · euphobyte/euphobyte.github.io · GitHub

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<script>
var txt1 =
`@@{page1;learn}
@@[html]
<h2>Hello</h2>
<hr>
<button onclick="test()">Test</button>
@@[css]
h2{
  color: redl
}
@@[js]
function test(){
  alert("Hello!");
}
`;

function init(){
  let el = document.getElementById("tx1");
  el.value = txt1;
}
function process(){
  let lines = [];
  var el1;
  lines = txt1.split("\n");
  for(li in lines){
    if(lines[li].substring(0,2) == "@@"){
      if(lines[li].substring(2,3) == "{"){
        let el = document.getElementById("in2");
        el.value = lines[li].slice(3).split(";")[0];
        let el2 = document.getElementById("in1");
        el2.value = lines[li].slice(3).split(";")[1].split("}");
      }
      if(lines[li].substring(2,3) == "["){
        if(lines[li].substring(3,5)=="ht"){
          el1 = document.getElementById("tx2");
        }
        if(lines[li].substring(3,5)=="cs"){
          el1 = document.getElementById("tx3");
        }
        if(lines[li].substring(3,5)=="js"){
          el1 = document.getElementById("tx4");
        }
      }
    }else{
      if(el1!=null)
        el1.value = el1.value + lines[li] + "\n";
    }
  }
}
</script>
<style>
#outer{
  display: flex;
}
#left{
  background-color: cyan;
  flex: 1;
}
#right{
  background-color: magenta;
  flex: 1;
  padding: 4px;
}
#tx2,#tx3, #tx4{
  margin: 4px;
}
input, label, button{
  margin: 4px;
}
</style>
<body onload="init()">
<div id="outer">
<div id="left">
<textarea id="tx1" cols="80" rows="25"></textarea>
</div>
<div id="right">
<label>Subject</label><input id="in1" type="text"></input>
<label>Page</label><input id="in2" type="text"></input>
<textarea id="tx2" cols="80" rows="5"></textarea>
<textarea id="tx3" cols="80" rows="5"></textarea>
<textarea id="tx4" cols="80" rows="5"></textarea>
</div>
</div> <!-- outer -->
<button onclick="process()">Process</button>
</body>