2018-04-01ãã1ã¶æéã®è¨äºä¸è¦§
Webãµã¼ãã¹ã使ã£ã¦ããã¨ããã¾ã«ãç§å¯ã®è³ªåãã®è¨å®ãæ±ãããããã¨ãããã¾ããããããå ´åãå人çã«ã¯ã©ã³ãã æååãç»é²ãããã¨æãã®ã§ããã次ã®ããã«ãã«ããã¤ãæåããç»é²ã§ããªããã¨ãå¤ãæ°ããã¾ããæ®éã®ãã¹ã¯ã¼ãã¸ã§ãã¬ã¼ã¿â¦
æ¬ç¨¿ã¯ç§ãåè·ã®æè¡ããã°ã§å·çããè¨äºããã®is_numeric()ã¯é©åã§ããï¼ããæ¹é¡ã»åç·¨éãã¦æ²è¼ãããã®ã§ããåè·ã«ã¯è¨±å¯ãåã£ã¦ããã¾ã*1ã æ¬ç¨¿ã§ã¯PHPã®é¢æ°is_numeric()ã®ä½¿ãã©ããã«ã¤ãã¦åé¡æèµ·ããã¦ã¿ã¾ãã is_numericé¢æ°ã¨ã¯ ãã¦â¦
ã¨ã¤ããªã«ãã¼ã«ãªã®ã§(?)ãPHPã®æ¥ä»å¦çã®ç´°ããæåãã²ã£ããå¤ãã£ã話ã®è§£èª¬ããã¾ããã¡ãªã¿ã«æ¬ç¨¿ã¯Slackã°ã«ã¼ããPHPã¦ã¼ã¶ã¼ãºãã®#randomãã£ã³ãã«ã§ã®è°è«ãã¾ã¨ãç´ãããã®ã§ããè°è«ã®ãã£ãããä¸ãã£ãmsngãããtadsanãããdo_akiããâ¦