?php $foo = 1 + "10.5"; / / $foo is float (11.5) $foo = 1 + "-1.3e3"; / / $foo is float (-1299) $foo = 1 + "bob-1.3e3"; / / $foo is integer (1) $foo = 1 + "bob3"; / / $foo is integer (1) $foo = 1 + "10 Small Pigs"; / / $foo is integer (11) $foo = 4 + "10.2 Little Piggies"; / / $foo is float (14.2) $foo = "10.0 pigs" + 1; / / $foo is float (11) $foo = "10.0 pigs "+ 1.0; / / $foo is float (11)?
$foo = 1 + "10.5"; / / $foo is float (11.5) $foo = 1 + "-1.3e3"; / / $foo is float (-1299) $foo = 1 + "bob-1.3e3"; / / $foo is integer (1) $foo = 1 + "bob3"; / / $foo is integer (1) $foo = 1 + "10 Small Pigs"; / / $foo is integer (11) $foo = 4 + "10.2 Little Piggies"; / / $foo is float (14.2) $foo = "10.0 pigs" + 1; / / $foo is float (11) $foo = "10.0 pigs "+ 1.0; / / $foo is float (11)