[Ethernet]
描述
Returns the number of bytes available for reading (that is, the amount of data that has been written to the client by the server it is connected to).available()
inherits from the Stream utility class.
語法
EthernetClient client; client.available()
參數
無
回傳
The number of bytes available.
範例
#include <Ethernet.h> byte ip[] = { 10, 0, 0, 177 }; byte server[] = { 64, 233, 187, 99 }; // Google EthernetClient client; void setup() { Ethernet.begin(NULL, ip); Serial.begin(9600); delay(1000); Serial.println("connecting..."); if (client.connect(server, 80)) { Serial.println("connected"); client.println("GET /search?q=arduino HTTP/1.0"); client.println(); } else { Serial.println("connection failed"); } } void loop() { if (client.available()) { char c = client.read(); Serial.print(c); } if (!client.connected()) { Serial.println(); Serial.println("disconnecting."); client.stop(); for(;;) ; } }
函式庫參考主頁面
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