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(PECL yaml >= 0.5.0)
yaml_emit — Returns the YAML representation of a value
$data
[, int $encoding
= YAML_ANY_ENCODING
[, int $linebreak
= YAML_ANY_BREAK
[, array $callbacks
]]] )
Generate a YAML representation of the provided data
.
data
The data
being encoded. Can be any type except
a resource .
encoding
Output character encoding chosen from
YAML_ANY_ENCODING
,
YAML_UTF8_ENCODING
,
YAML_UTF16LE_ENCODING
,
YAML_UTF16BE_ENCODING
.
linebreak
Output linebreak style chosen from
YAML_ANY_BREAK
,
YAML_CR_BREAK
,
YAML_LN_BREAK
,
YAML_CRLN_BREAK
.
callbacks
Content handlers for emitting YAML nodes. Associative array of classname => callable mappings. See emit callbacks for more details.
Returns a YAML encoded string on success.
版本 | 说明 |
---|---|
1.1.0 |
The callbacks parameter was added.
|
Example #1 yaml_emit() example
<?php
$addr = array(
"given" => "Chris" ,
"family" => "Dumars" ,
"address" => array(
"lines" => "458 Walkman Dr.
Suite #292" ,
"city" => "Royal Oak" ,
"state" => "MI" ,
"postal" => 48046 ,
),
);
$invoice = array (
"invoice" => 34843 ,
"date" => 980208000 ,
"bill-to" => $addr ,
"ship-to" => $addr ,
"product" => array(
array(
"sku" => "BL394D" ,
"quantity" => 4 ,
"description" => "Basketball" ,
"price" => 450 ,
),
array(
"sku" => "BL4438H" ,
"quantity" => 1 ,
"description" => "Super Hoop" ,
"price" => 2392 ,
),
),
"tax" => 251.42 ,
"total" => 4443.52 ,
"comments" => "Late afternoon is best. Backup contact is Nancy Billsmer @ 338-4338." ,
);
var_dump ( yaml_emit ( $invoice ));
?>
以上例程的输出类似于:
string(628) "--- invoice: 34843 date: 980208000 bill-to: given: Chris family: Dumars address: lines: |- 458 Walkman Dr. Suite #292 city: Royal Oak state: MI postal: 48046 ship-to: given: Chris family: Dumars address: lines: |- 458 Walkman Dr. Suite #292 city: Royal Oak state: MI postal: 48046 product: - sku: BL394D quantity: 4 description: Basketball price: 450 - sku: BL4438H quantity: 1 description: Super Hoop price: 2392 tax: 251.420000 total: 4443.520000 comments: Late afternoon is best. Backup contact is Nancy Billsmer @ 338-4338. ... "