Limited availability
HTMLInputElement.stepUp()
ã¡ã½ããã¯ãæ°å¤åã® <input>
è¦ç´ ã®å¤ã step
屿§ã®å¤ãã¾ã㯠step 屿§ãæç¤ºçã«è¨å®ããã¦ããªãå ´åã¯æ¢å®ã® step
ã®å¤ã ãå¢å ããããã®ã§ãããã®ã¡ã½ãããå¼ã³åºãã¨ã value
㯠(step
* n) ã ãæ¸å°ãã¾ããããã§ãn ã¯æå®ãããªãã£ãå ´åãæ¢å®ã§ 1
ã¨ãªããstep
ãæå®ãããªãã£ãå ´åã step
ã®æ¢å®å¤ã¨ãªãã¾ãã
1
ï¼æ¥ï¼ 7 æ¥ï¼1 é±éï¼åä½ã®å¢å :
<input type="date" min="2019-12-25" step="7">
month 1
ï¼ã¶æï¼ 12 ã¶æï¼1 å¹´ï¼åä½ã®å¢å :
<input type="month" min="2019-12" step="12">
week 1
ï¼é±éï¼ 2 é±éåä½ã®å¢å :
<input type="week" min="2019-W23" step="2">
time 60
ï¼ç§ï¼ 900 ç§ï¼15 åï¼åä½ã®å¢å :
<input type="time" min="09:00" step="900">
datetime-local 1
ï¼æ¥ï¼ åãææ¥:
<input type="datetime-local" min="019-12-25T19:30" step="7">
number 1
0.1 å»ã¿
<input type="number" min="0" step="0.1" max="10">
range 1
2 ãã¤å¢å :
<input type="range" min="0" step="2" max="10">
ãã®ã¡ã½ãããå¼ã³åºãã¨ããã©ã¼ã ã³ã³ããã¼ã«å
ã§è¨å®ãããå¶ç´ã®ç¯å²å
ã§ã step
屿§ã§æå®ãããå¤ã«å¼æ°ãæããå¤ã ãããã©ã¼ã ã³ã³ããã¼ã«ã®å¤ã夿´ãã¾ãã弿°ã渡ãããªãã£ãå ´åã®æ¢å®å¤ã¯ 1
ã§ãããã®ã¡ã½ããã¯ãå¤ã max
ãä¸åã£ããã step
屿§ãè¨å®ããå¶ç´ã«éåããããããªãã¨ã¯ãã¾ããã
stepUp()
ã¡ã½ãããå¼ã³åºãåã®å¤ãç¡å¹ã§ãã£ãå ´åãä¾ãã° step
屿§ã§è¨å®ããå¶ç´ã«é©åããªãå ´åã stepUp()
ã¡ã½ãããå¼ã³åºãã¨ããã©ã¼ã ã³ã³ããã¼ã«ã®å¶ç´ã«é©åããå¤ãè¿ããã¾ãã
ãã©ã¼ã ã³ã³ããã¼ã«ãæå»ãæ¥ä»ãæ°å¤ä»¥å¤ã®ãã®ã§ã step
屿§ã«å¯¾å¿ãã¦ããªãå ´åï¼åè¿°ã®è¡¨ã«å¯¾å¿ããå
¥ååã®ãªã¹ããåç
§ï¼ãã¾ã㯠step
å¤ã any
ã«è¨å®ããã¦ããå ´åã InvalidStateError
ä¾å¤ãçºçãã¾ãã
stepUp()
stepUp(stepIncrement)
弿°
stepIncrement
çç¥å¯
æ°å¤ã§ãã弿°ã渡ãããªãã£ãå ´åã stepIncrement
ã¯æ¢å®ã§ 1
ã«ãªãã¾ãã
ãªã (undefined
)ã
ãã®ä¾ã®ãã¿ã³ãã¯ãªãã¯ããã¨ã number å ¥ååã®å¤ãå¢å ãã¾ãã
HTML<p>
<label for="theNumber">
0 ãã 400 ã¾ã§ã® 5 ã§å²ãåããæ°ãå
¥åãã¦ãã ããã
</label>
<input type="number" step="5" id="theNumber" min="0" max="400" />
</p>
<p>
<label>å¢å ããããæ®µéã®æ°ãå
¥åãããã空æ¬ã®ã¾ã¾ã«ãã¦ãã ããã</label>
<input type="number" step="1" id="incrementInput" min="0" max="25" />
</p>
<input type="button" value="Increment" id="theButton" />
Java10Script
/* 颿°ãå¼ã³åºããã¿ã³ãçæ */
const button = document.getElementById("theButton");
button.addEventListener("click", () => {
stepOnUp();
});
function stepOnUp() {
let input = document.getElementById("theNumber");
let val = document.getElementById("incrementInput").value;
if (val) {
/* 弿°ä»ãã§å ç® */
input.stepUp(val);
} else {
/* 弿°ãªãã§å ç®ã 0 ã試ãã¦ãã ããã */
input.stepUp();
}
}
CSS
input:invalid {
border: red solid 3px;
}
çµæ
stepUp
ã¡ã½ããã«å¼æ°ã渡ããªãã£ãå ´åãæ¢å®å¤ã¯ 1
ã«ãªãã¾ããä»ã®å¤ã¯ step
屿§ã®å¤ã«ä¹ç®ãããã®ã§ããã®å ´å㯠5
ã¨ãªãã¾ãã stepIncrement
ã« 4 ãæ¸¡ããå ´åã stepUp
㯠4 * 5
ããªãã¡ 20
ã ãè¡ããã¾ãããã®å¼æ°ã 0
ã§ãã£ãå ´åãæ°å¤ã¯å ç®ããã¾ããã stepUp
ã¡ã½ããã¯å
¥åãç¯å²å¤ã«ãªããªãããã«ããã®å ´å㯠400
ã«ãªã£ãæç¹ã§åæ¢ãã弿°ã¨ãã¦æ¸¡ãããå¤ã®å°æ°ç¹ä»¥ä¸ãåãæ¨ã¦ã¾ãã
段éã®å ç®ä¿æ°ã 1.2
ã«è¨å®ãã¦ã¿ã¦ãã ãããã¡ã½ãããå¼ã³åºãã¨ã©ããªãã§ããããï¼
å¤ã䏿£ãªæ°å¤ã§ãã 4
ã«è¨å®ãã¦ã¿ã¦ãã ãããã¡ã½ãããå¼ã³åºãã¨ã©ããªãã§ããããï¼
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