本文整理汇总了PHP中PMA_STR_isSqlIdentifier函数的典型用法代码示例。如果您正苦于以下问题：PHP PMA_STR_isSqlIdentifier函数的具体用法？PHP PMA_STR_isSqlIdentifier怎么用？PHP PMA_STR_isSqlIdentifier使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了PMA_STR_isSqlIdentifier函数的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: PMA_SQP_parse
//.........这里部分代码省略.........
$type .= 'backtick';
break;
default:
break;
}
// end switch
$data = PMA_substr($sql, $count1, $count2 - $count1);
PMA_SQP_arrayAdd($sql_array, $type, $data, $arraysize);
continue;
}
// Checks for brackets
if (PMA_STR_strInStr($c, $bracket_list)) {
// All bracket tokens are only one item long
$count2++;
$type_type = '';
if (PMA_STR_strInStr($c, '([{')) {
$type_type = 'open';
} else {
$type_type = 'close';
}
$type_style = '';
if (PMA_STR_strInStr($c, '()')) {
$type_style = 'round';
} elseif (PMA_STR_strInStr($c, '[]')) {
$type_style = 'square';
} else {
$type_style = 'curly';
}
$type = 'punct_bracket_' . $type_type . '_' . $type_style;
PMA_SQP_arrayAdd($sql_array, $type, $c, $arraysize);
continue;
}
// Checks for identifier (alpha or numeric)
if (PMA_STR_isSqlIdentifier($c, FALSE) || $c == '@' || $c == '.' && PMA_STR_isDigit(PMA_substr($sql, $count2 + 1, 1))) {
$count2++;
//TODO: a @ can also be present in expressions like
// FROM 'user'@'%'
// or TO 'user'@'%'
// in this case, the @ is wrongly marked as alpha_variable
$is_sql_variable = $c == '@';
$is_digit = !$is_sql_variable && PMA_STR_isDigit($c);
$is_hex_digit = $is_digit && $c == '.' && $c == '0' && $count2 < $len && PMA_substr($sql, $count2, 1) == 'x';
$is_float_digit = $c == '.';
$is_float_digit_exponent = FALSE;
// Nijel: Fast skip is especially needed for huge BLOB data, requires PHP at least 4.3.0:
if (PMA_PHP_INT_VERSION >= 40300) {
if ($is_hex_digit) {
$count2++;
$pos = strspn($sql, '0123456789abcdefABCDEF', $count2);
if ($pos > $count2) {
$count2 = $pos;
}
unset($pos);
} elseif ($is_digit) {
$pos = strspn($sql, '0123456789', $count2);
if ($pos > $count2) {
$count2 = $pos;
}
unset($pos);
}
}
while ($count2 < $len && PMA_STR_isSqlIdentifier(PMA_substr($sql, $count2, 1), $is_sql_variable || $is_digit)) {
$c2 = PMA_substr($sql, $count2, 1);
if ($is_sql_variable && $c2 == '.') {
$count2++;
continue;示例2: PMA_SQP_parse
//.........这里部分代码省略.........
default:
break;
}
// end switch
$data = PMA_substr($sql, $count1, $count2 - $count1);
PMA_SQP_arrayAdd($sql_array, $type, $data, $arraysize);
continue;
}
// Checks for brackets
if (PMA_strpos($bracket_list, $c) !== false) {
// All bracket tokens are only one item long
$this_was_bracket = true;
$count2++;
$type_type = '';
if (PMA_strpos('([{', $c) !== false) {
$type_type = 'open';
} else {
$type_type = 'close';
}
$type_style = '';
if (PMA_strpos('()', $c) !== false) {
$type_style = 'round';
} elseif (PMA_strpos('[]', $c) !== false) {
$type_style = 'square';
} else {
$type_style = 'curly';
}
$type = 'punct_bracket_' . $type_type . '_' . $type_style;
PMA_SQP_arrayAdd($sql_array, $type, $c, $arraysize);
continue;
}
/* DEBUG
echo '<pre>1';
var_dump(PMA_STR_isSqlIdentifier($c, false));
var_dump($c == '@');
var_dump($c == '.');
var_dump(PMA_STR_isDigit(PMA_substr($sql, $count2 + 1, 1)));
var_dump($previous_was_space);
var_dump($previous_was_bracket);
var_dump($previous_was_listsep);
echo '</pre>';
*/
// Checks for identifier (alpha or numeric)
if (PMA_STR_isSqlIdentifier($c, false) || $c == '@' || $c == '.' && PMA_STR_isDigit(PMA_substr($sql, $count2 + 1, 1)) && ($previous_was_space || $previous_was_bracket || $previous_was_listsep)) {
/* DEBUG
echo PMA_substr($sql, $count2);
echo '<hr />';
*/
$count2++;
/**
* @todo a @ can also be present in expressions like
* FROM 'user'@'%' or TO 'user'@'%'
* in this case, the @ is wrongly marked as alpha_variable
*/
$is_identifier = $previous_was_punct;
$is_sql_variable = $c == '@' && !$previous_was_quote;
$is_user = $c == '@' && $previous_was_quote;
$is_digit = !$is_identifier && !$is_sql_variable && PMA_STR_isDigit($c);
$is_hex_digit = $is_digit && $c == '0' && $count2 < $len && PMA_substr($sql, $count2, 1) == 'x';
$is_float_digit = $c == '.';
$is_float_digit_exponent = false;
/* DEBUG
echo '<pre>2';
var_dump($is_identifier);
var_dump($is_sql_variable);
var_dump($is_digit);