[請益] for迴圈 神奇的問題
大家晚安
想請教一個剛發現的神奇問題,以下是我的程式碼
for( $c=0; $c<=1.0; $c+=0.05 ){
echo $c." ";
}
這樣的code,按照我對for的了解,應該會跑出:
0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1
但沒想到,最後面的那個「1」竟然沒有印出。
如果改成
for( $c=0; $c<=1.0; $c+=0.2 ){
echo $c." ";
}
就沒問題 --> 0 0.2 0.4 0.6 0.8 1
請問大家有遇過這種情形嗎? 超神奇的!
感恩!
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