Created
November 1, 2019 20:18
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset='utf-8'> | |
| <meta name='viewport' content='width=device-width'> | |
| <style> | |
| html { | |
| font-size: 200%; | |
| } | |
| body { | |
| font-family: monospace; | |
| } | |
| #key, | |
| #guess { | |
| display: block; | |
| --margin: 1rem; | |
| width: calc(100% - 2 * var(--margin)); | |
| font-family: inherit; | |
| font-size: inherit; | |
| margin: var(--margin); | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <input id='guess'> | |
| <input id='key'> | |
| <label><input id='hide' type='checkbox'>hide</label> | |
| <script> | |
| const | |
| guess = document.getElementById(`guess`), | |
| key = document.getElementById(`key`), | |
| hide = document.getElementById(`hide`); | |
| guess.addEventListener(`input`, function(){ | |
| if (!key.value.startsWith(this.value)) { | |
| guess.placeholder = key.value.slice(guess.value.length - 1); | |
| guess.value = ``; | |
| } else if (this.value === key.value) { | |
| this.value = `good job` | |
| } | |
| }); | |
| hide.addEventListener(`change`, function(){ | |
| let visibility; | |
| if (this.checked) { | |
| visibility = `hidden`; | |
| } else { | |
| visibility = `visible`; | |
| } | |
| key.style.visibility = visibility | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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