You can convert an integer to a string in PHP, in the following ways: Casting to String (Recommended); Using the strval() Function; Using String Interpolation; Concatenating the Integer to a String. Casting to String You can simply cast a integer to a string using the (string) cast, ...
Cast to IntegerTo cast to integer, use the (int) statement:Example $a = 5; // Integer $b = 5.34; // Float $c = "25 kilometers"; // String $d = "kilometers 25"; // String $e = "hello"; // String $f = true; // Boolean $g = NULL; // NULL $a = (int) $a; $...
// 对象绝不会兼容 int,回退到 string 42.0-->42// int 兼容 float 42.1-->42// int 兼容 float 1e100-->"1.0E+100"// float 对于 int 类型来说太大了,回退为 string INF-->"INF"// float 对于 int 类型来说太大了,回退为 string true-->1// int 兼容 bool [] -->TypeError// int 或 ...
return zend_strpprintf(0, "%.*G", (int) EG(precision), Z_DVAL_P(op)); } case IS_ARRAY: zend_error(E_NOTICE, "Array to string conversion"); return zend_string_init("Array", sizeof("Array")-1, 0); case IS_OBJECT: { zval tmp; if (Z_OBJ_HT_P(op)->cast_object) { if ...
(int) 'blabla'; // error: Cannot cast 'blabla' to int. 字符串中非法的变量类型 代码语言:javascript 代码运行次数:0 运行 AI代码解释 function foo(string $str, \stdClass $std) { $s = "$str bar $std bar"; // error: Part $std (stdClass) of encapsed string cannot be cast to string...
4.Numerical string conversions now respect scientific notation Integer operations and conversions on numerical strings now respect scientific notation. This also includes the (int) cast operation, and the following functions: intval() (where the base is 10), settype(), decbin(), decoct(), and ...
(int)((smart_string*)xbuf)->len:(int)ZSTR_LEN(((smart_str*)xbuf)->s);goto skip_output;/* * Always extract the argument as a "char *" pointer. We * should be using "void *" but there are still machines * that don't understand it....
(int) Cast to an integer Right (double) (float) (real) Cast to a floating-point number Right (string) Cast to a string Right (array) Cast to an array Right (object) Cast to an object Right @ Inhibit error reporting Right = += −= *= /= Assignment Right .= %= &= |= ^= ...
// concat_str_addr是'Array'+'A'*66这段字符串zend_string(占95字节内存)的地址0x7ffff3a84580,这是concat产生的结果。 // 其字符串内容offset=16处开始是$arr原本的数组的占据的Bucket的位置,concat操作产生的result='Array'+'A'*66的zval覆盖了这个位置 ...
(string$path,int$options)publicresourcestream_cast(int$cast_as)publicvoidstream_close(void)publicboolstream_eof(void)publicboolstream_flush(void)publicboolstream_lock(int$operation)publicboolstream_metadata(string$path,int$option,mixed$value)publicboolstream_open(string$path,string$mode,int$options,...